456313213 has 2 divisors, whose sum is σ = 456313214. Its totient is φ = 456313212.

The previous prime is 456313183. The next prime is 456313223. The reversal of 456313213 is 312313654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 417711844 + 38601369 = 20438^2 + 6213^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456313213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456313223) 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, 228156606 + 228156607.

It is an arithmetic number, because the mean of its divisors is an integer number (228156607).

Almost surely, 2^456313213 is an apocalyptic number.

It is an amenable number.

456313213 is a deficient number, since it is larger than the sum of its proper divisors (1).

456313213 is an equidigital number, since it uses as much as digits as its factorization.

456313213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 456313213 is about 21361.4890164520. The cubic root of 456313213 is about 769.8764140778.

Adding to 456313213 its reverse (312313654), we get a palindrome (768626867).

The spelling of 456313213 in words is "four hundred fifty-six million, three hundred thirteen thousand, two hundred thirteen".