456157553 has 2 divisors, whose sum is σ = 456157554. Its totient is φ = 456157552.

The previous prime is 456157547. The next prime is 456157579. The reversal of 456157553 is 355751654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 452497984 + 3659569 = 21272^2 + 1913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-456157553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 456157553.

It is not a weakly prime, because it can be changed into another prime (456157523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228078776 + 228078777.

It is an arithmetic number, because the mean of its divisors is an integer number (228078777).

Almost surely, 2^456157553 is an apocalyptic number.

It is an amenable number.

456157553 is a deficient number, since it is larger than the sum of its proper divisors (1).

456157553 is an equidigital number, since it uses as much as digits as its factorization.

456157553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 315000, while the sum is 41.

The square root of 456157553 is about 21357.8452330754. The cubic root of 456157553 is about 769.7888626705.

The spelling of 456157553 in words is "four hundred fifty-six million, one hundred fifty-seven thousand, five hundred fifty-three".