16960087997 has 2 divisors, whose sum is σ = 16960087998. Its totient is φ = 16960087996.

The previous prime is 16960087957. The next prime is 16960088011. The reversal of 16960087997 is 79978006961.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14278816036 + 2681271961 = 119494^2 + 51781^2 .

It is a cyclic number.

It is not a de Polignac number, because 16960087997 - 2⁸ = 16960087741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16960087957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8480043998 + 8480043999.

It is an arithmetic number, because the mean of its divisors is an integer number (8480043999).

Almost surely, 2^16960087997 is an apocalyptic number.

It is an amenable number.

16960087997 is a deficient number, since it is larger than the sum of its proper divisors (1).

16960087997 is an equidigital number, since it uses as much as digits as its factorization.

16960087997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10287648, while the sum is 62.

The spelling of 16960087997 in words is "sixteen billion, nine hundred sixty million, eighty-seven thousand, nine hundred ninety-seven".