455590931 has 2 divisors, whose sum is σ = 455590932. Its totient is φ = 455590930.

The previous prime is 455590907. The next prime is 455590991. The reversal of 455590931 is 139095554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455590931 is a prime.

It is a super-2 number, since 2×455590931² = 415126192818893522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (455590991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227795465 + 227795466.

It is an arithmetic number, because the mean of its divisors is an integer number (227795466).

Almost surely, 2^455590931 is an apocalyptic number.

455590931 is a deficient number, since it is larger than the sum of its proper divisors (1).

455590931 is an equidigital number, since it uses as much as digits as its factorization.

455590931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121500, while the sum is 41.

The square root of 455590931 is about 21344.5761494577. The cubic root of 455590931 is about 769.4699962111.

The spelling of 455590931 in words is "four hundred fifty-five million, five hundred ninety thousand, nine hundred thirty-one".