16975087 has 2 divisors, whose sum is σ = 16975088. Its totient is φ = 16975086.

The previous prime is 16975069. The next prime is 16975093. The reversal of 16975087 is 78057961.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16975087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16975787) 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, 8487543 + 8487544.

It is an arithmetic number, because the mean of its divisors is an integer number (8487544).

Almost surely, 2^16975087 is an apocalyptic number.

16975087 is a deficient number, since it is larger than the sum of its proper divisors (1).

16975087 is an equidigital number, since it uses as much as digits as its factorization.

16975087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 43.

The square root of 16975087 is about 4120.0833729428. The cubic root of 16975087 is about 257.0024930744.

The spelling of 16975087 in words is "sixteen million, nine hundred seventy-five thousand, eighty-seven".