31674924539 has 2 divisors, whose sum is σ = 31674924540. Its totient is φ = 31674924538.

The previous prime is 31674924521. The next prime is 31674924557. The reversal of 31674924539 is 93542947613.

It is a balanced prime because it is at equal distance from previous prime (31674924521) and next prime (31674924557).

It is an emirp because it is prime and its reverse (93542947613) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31674924539 - 2¹² = 31674920443 is a prime.

It is not a weakly prime, because it can be changed into another prime (31674924509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15837462269 + 15837462270.

It is an arithmetic number, because the mean of its divisors is an integer number (15837462270).

Almost surely, 2^31674924539 is an apocalyptic number.

31674924539 is a deficient number, since it is larger than the sum of its proper divisors (1).

31674924539 is an equidigital number, since it uses as much as digits as its factorization.

31674924539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4898880, while the sum is 53.

The spelling of 31674924539 in words is "thirty-one billion, six hundred seventy-four million, nine hundred twenty-four thousand, five hundred thirty-nine".