454816931 has 2 divisors, whose sum is σ = 454816932. Its totient is φ = 454816930.

The previous prime is 454816919. The next prime is 454816939. The reversal of 454816931 is 139618454.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454816931 is a prime.

It is a super-2 number, since 2×454816931² = 413716881448517522, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (454816939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227408465 + 227408466.

It is an arithmetic number, because the mean of its divisors is an integer number (227408466).

Almost surely, 2^454816931 is an apocalyptic number.

454816931 is a deficient number, since it is larger than the sum of its proper divisors (1).

454816931 is an equidigital number, since it uses as much as digits as its factorization.

454816931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 454816931 is about 21326.4373724258. The cubic root of 454816931 is about 769.0340002880.

The spelling of 454816931 in words is "four hundred fifty-four million, eight hundred sixteen thousand, nine hundred thirty-one".