16313304937 has 2 divisors, whose sum is σ = 16313304938. Its totient is φ = 16313304936.

The previous prime is 16313304919. The next prime is 16313304947. The reversal of 16313304937 is 73940331361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15251262016 + 1062042921 = 123496^2 + 32589^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16313304937 is a prime.

It is a super-2 number, since 2×16313304937² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16313304937.

It is not a weakly prime, because it can be changed into another prime (16313304947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8156652468 + 8156652469.

It is an arithmetic number, because the mean of its divisors is an integer number (8156652469).

Almost surely, 2^16313304937 is an apocalyptic number.

It is an amenable number.

16313304937 is a deficient number, since it is larger than the sum of its proper divisors (1).

16313304937 is an equidigital number, since it uses as much as digits as its factorization.

16313304937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 40.

The spelling of 16313304937 in words is "sixteen billion, three hundred thirteen million, three hundred four thousand, nine hundred thirty-seven".