1142412432 has 80 divisors (see below), whose sum is σ = 3403889280. Its totient is φ = 323398656.

The previous prime is 1142412421. The next prime is 1142412493. The reversal of 1142412432 is 2342142411.

It is a Harshad number since it is a multiple of its sum of digits (24).

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21028 + ... + 52220.

It is an arithmetic number, because the mean of its divisors is an integer number (42548616).

Almost surely, 2^1142412432 is an apocalyptic number.

1142412432 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 1142412432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701944640).

1142412432 is an abundant number, since it is smaller than the sum of its proper divisors (2261476848).

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

1142412432 is a wasteful number, since it uses less digits than its factorization.

1142412432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31320 (or 31314 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 1142412432 is about 33799.5921868889. The cubic root of 1142412432 is about 1045.3802884743.

Adding to 1142412432 its reverse (2342142411), we get a palindrome (3484554843).

The spelling of 1142412432 in words is "one billion, one hundred forty-two million, four hundred twelve thousand, four hundred thirty-two".