31032042304 has 14 divisors (see below), whose sum is σ = 61579209074. Its totient is φ = 15516021120.

The previous prime is 31032042281. The next prime is 31032042331. The reversal of 31032042304 is 40324023013.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 23031097600 + 8000944704 = 151760^2 + 89448^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242437767 + ... + 242437894.

Almost surely, 2^31032042304 is an apocalyptic number.

It is an amenable number.

31032042304 is a deficient number, since it is larger than the sum of its proper divisors (30547166770).

31032042304 is an equidigital number, since it uses as much as digits as its factorization.

31032042304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484875673 (or 484875663 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 31032042304 its reverse (40324023013), we get a palindrome (71356065317).

The spelling of 31032042304 in words is "thirty-one billion, thirty-two million, forty-two thousand, three hundred four".