16986931207 has 2 divisors, whose sum is σ = 16986931208. Its totient is φ = 16986931206.

The previous prime is 16986931189. The next prime is 16986931211. The reversal of 16986931207 is 70213968961.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (70213968961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16986931207 - 2⁷ = 16986931079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16986931237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8493465603 + 8493465604.

It is an arithmetic number, because the mean of its divisors is an integer number (8493465604).

Almost surely, 2^16986931207 is an apocalyptic number.

16986931207 is a deficient number, since it is larger than the sum of its proper divisors (1).

16986931207 is an equidigital number, since it uses as much as digits as its factorization.

16986931207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 16986931207 in words is "sixteen billion, nine hundred eighty-six million, nine hundred thirty-one thousand, two hundred seven".