16468931 has 2 divisors, whose sum is σ = 16468932. Its totient is φ = 16468930.

The previous prime is 16468891. The next prime is 16468939. The reversal of 16468931 is 13986461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16468931 - 2⁶ = 16468867 is a prime.

It is a super-2 number, since 2×16468931² = 542451376565522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16468939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8234465 + 8234466.

It is an arithmetic number, because the mean of its divisors is an integer number (8234466).

Almost surely, 2^16468931 is an apocalyptic number.

16468931 is a deficient number, since it is larger than the sum of its proper divisors (1).

16468931 is an equidigital number, since it uses as much as digits as its factorization.

16468931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 16468931 is about 4058.1930708137. The cubic root of 16468931 is about 254.4222779150.

The spelling of 16468931 in words is "sixteen million, four hundred sixty-eight thousand, nine hundred thirty-one".