456942251 has 2 divisors, whose sum is σ = 456942252. Its totient is φ = 456942250.

The previous prime is 456942169. The next prime is 456942329. The reversal of 456942251 is 152249654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456942251 - 2¹⁰ = 456941227 is a prime.

It is not a weakly prime, because it can be changed into another prime (456942151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228471125 + 228471126.

It is an arithmetic number, because the mean of its divisors is an integer number (228471126).

Almost surely, 2^456942251 is an apocalyptic number.

456942251 is a deficient number, since it is larger than the sum of its proper divisors (1).

456942251 is an equidigital number, since it uses as much as digits as its factorization.

456942251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 38.

The square root of 456942251 is about 21376.2075916192. The cubic root of 456942251 is about 770.2300156138.

The spelling of 456942251 in words is "four hundred fifty-six million, nine hundred forty-two thousand, two hundred fifty-one".