16256371 has 2 divisors, whose sum is σ = 16256372. Its totient is φ = 16256370.

The previous prime is 16256363. The next prime is 16256413. The reversal of 16256371 is 17365261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16256371 - 2³ = 16256363 is a prime.

It is not a weakly prime, because it can be changed into another prime (16256311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8128185 + 8128186.

It is an arithmetic number, because the mean of its divisors is an integer number (8128186).

Almost surely, 2^16256371 is an apocalyptic number.

16256371 is a deficient number, since it is larger than the sum of its proper divisors (1).

16256371 is an equidigital number, since it uses as much as digits as its factorization.

16256371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7560, while the sum is 31.

The square root of 16256371 is about 4031.9190220043. The cubic root of 16256371 is about 253.3229483662.

The spelling of 16256371 in words is "sixteen million, two hundred fifty-six thousand, three hundred seventy-one".