456665413 has 2 divisors, whose sum is σ = 456665414. Its totient is φ = 456665412.

The previous prime is 456665389. The next prime is 456665449. The reversal of 456665413 is 314566654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 286049569 + 170615844 = 16913^2 + 13062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456665413 is a prime.

It is equal to p_24187657 and since 456665413 and 24187657 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456668413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228332706 + 228332707.

It is an arithmetic number, because the mean of its divisors is an integer number (228332707).

Almost surely, 2^456665413 is an apocalyptic number.

It is an amenable number.

456665413 is a deficient number, since it is larger than the sum of its proper divisors (1).

456665413 is an equidigital number, since it uses as much as digits as its factorization.

456665413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 40.

The square root of 456665413 is about 21369.7312336866. The cubic root of 456665413 is about 770.0744364988.

The spelling of 456665413 in words is "four hundred fifty-six million, six hundred sixty-five thousand, four hundred thirteen".