1344432132 has 72 divisors (see below), whose sum is σ = 3483416664. Its totient is φ = 437039616.

The previous prime is 1344432127. The next prime is 1344432137. The reversal of 1344432132 is 2312344431.

1344432132 is a `hidden beast` number, since 1 + 3 + 4 + 443 + 213 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1344432127) and next prime (1344432137).

It can be written as a sum of positive squares in 4 ways, for example, as 333573696 + 1010858436 = 18264^2 + 31794^2 .

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1344432096 and 1344432105.

It is not an unprimeable number, because it can be changed into a prime (1344432137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328048 + ... + 332120.

It is an arithmetic number, because the mean of its divisors is an integer number (48380787).

Almost surely, 2^1344432132 is an apocalyptic number.

1344432132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1344432132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1741708332).

1344432132 is an abundant number, since it is smaller than the sum of its proper divisors (2138984532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1344432132 is a wasteful number, since it uses less digits than its factorization.

1344432132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4309 (or 4304 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 1344432132 is about 36666.4987693126. The cubic root of 1344432132 is about 1103.6879336148.

Adding to 1344432132 its reverse (2312344431), we get a palindrome (3656776563).

The spelling of 1344432132 in words is "one billion, three hundred forty-four million, four hundred thirty-two thousand, one hundred thirty-two".