16164859 has 2 divisors, whose sum is σ = 16164860. Its totient is φ = 16164858.

The previous prime is 16164833. The next prime is 16164871. The reversal of 16164859 is 95846161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16164859 is a prime.

It is a super-2 number, since 2×16164859² = 522605332979762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16164559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8082429 + 8082430.

It is an arithmetic number, because the mean of its divisors is an integer number (8082430).

Almost surely, 2^16164859 is an apocalyptic number.

16164859 is a deficient number, since it is larger than the sum of its proper divisors (1).

16164859 is an equidigital number, since it uses as much as digits as its factorization.

16164859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 40.

The square root of 16164859 is about 4020.5545637387. The cubic root of 16164859 is about 252.8467099353.

The spelling of 16164859 in words is "sixteen million, one hundred sixty-four thousand, eight hundred fifty-nine".