456041213 has 2 divisors, whose sum is σ = 456041214. Its totient is φ = 456041212.

The previous prime is 456041177. The next prime is 456041227. The reversal of 456041213 is 312140654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 322453849 + 133587364 = 17957^2 + 11558^2 .

It is a cyclic number.

It is not a de Polignac number, because 456041213 - 2¹² = 456037117 is a prime.

It is a super-2 number, since 2×456041213² = 415947175909022738, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456041233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228020606 + 228020607.

It is an arithmetic number, because the mean of its divisors is an integer number (228020607).

Almost surely, 2^456041213 is an apocalyptic number.

It is an amenable number.

456041213 is a deficient number, since it is larger than the sum of its proper divisors (1).

456041213 is an equidigital number, since it uses as much as digits as its factorization.

456041213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 456041213 is about 21355.1214700362. The cubic root of 456041213 is about 769.7234139014.

Adding to 456041213 its reverse (312140654), we get a palindrome (768181867).

The spelling of 456041213 in words is "four hundred fifty-six million, forty-one thousand, two hundred thirteen".