1431324244 has 12 divisors (see below), whose sum is σ = 2862648544. Its totient is φ = 613424664.

The previous prime is 1431324239. The next prime is 1431324253. The reversal of 1431324244 is 4424231341.

1431324244 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 51118723 = 1431324244 / (1 + 4 + 3 + 1 + 3 + 2 + 4 + 2 + 4 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25559334 + ... + 25559389.

Almost surely, 2^1431324244 is an apocalyptic number.

1431324244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1431324244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1431324244 is a wasteful number, since it uses less digits than its factorization.

1431324244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51118734 (or 51118732 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

The square root of 1431324244 is about 37832.8460996526. The cubic root of 1431324244 is about 1126.9708318666.

Adding to 1431324244 its reverse (4424231341), we get a palindrome (5855555585).

The spelling of 1431324244 in words is "one billion, four hundred thirty-one million, three hundred twenty-four thousand, two hundred forty-four".