140031131324 has 24 divisors (see below), whose sum is σ = 296536514400. Its totient is φ = 56483145216.

The previous prime is 140031131323. The next prime is 140031131347. The reversal of 140031131324 is 423131130041.

It is a self number, because there is not a number n which added to its sum of digits gives 140031131324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140031131323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147091049 + ... + 147092000.

It is an arithmetic number, because the mean of its divisors is an integer number (12355688100).

Almost surely, 2^140031131324 is an apocalyptic number.

140031131324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140031131324 is an abundant number, since it is smaller than the sum of its proper divisors (156505383076).

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

140031131324 is a wasteful number, since it uses less digits than its factorization.

140031131324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294183077 (or 294183075 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 140031131324 its reverse (423131130041), we get a palindrome (563162261365).

The spelling of 140031131324 in words is "one hundred forty billion, thirty-one million, one hundred thirty-one thousand, three hundred twenty-four".