456221053 has 2 divisors, whose sum is σ = 456221054. Its totient is φ = 456221052.

The previous prime is 456221033. The next prime is 456221089. The reversal of 456221053 is 350122654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361684324 + 94536729 = 19018^2 + 9723^2 .

It is a cyclic number.

It is not a de Polignac number, because 456221053 - 2⁵ = 456221021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (456221033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228110526 + 228110527.

It is an arithmetic number, because the mean of its divisors is an integer number (228110527).

Almost surely, 2^456221053 is an apocalyptic number.

It is an amenable number.

456221053 is a deficient number, since it is larger than the sum of its proper divisors (1).

456221053 is an equidigital number, since it uses as much as digits as its factorization.

456221053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 456221053 is about 21359.3317545283. The cubic root of 456221053 is about 769.8245808300.

The spelling of 456221053 in words is "four hundred fifty-six million, two hundred twenty-one thousand, fifty-three".