456240871 has 2 divisors, whose sum is σ = 456240872. Its totient is φ = 456240870.

The previous prime is 456240859. The next prime is 456240881. The reversal of 456240871 is 178042654.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 456240871 - 2⁵ = 456240839 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 456240871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456240881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228120435 + 228120436.

It is an arithmetic number, because the mean of its divisors is an integer number (228120436).

Almost surely, 2^456240871 is an apocalyptic number.

456240871 is a deficient number, since it is larger than the sum of its proper divisors (1).

456240871 is an equidigital number, since it uses as much as digits as its factorization.

456240871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 456240871 is about 21359.7956684983. The cubic root of 456240871 is about 769.8357275921.

The spelling of 456240871 in words is "four hundred fifty-six million, two hundred forty thousand, eight hundred seventy-one".