456112661 has 4 divisors (see below), whose sum is σ = 456208524. Its totient is φ = 456016800.

The previous prime is 456112627. The next prime is 456112681. The reversal of 456112661 is 166211654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 427703761 + 28408900 = 20681^2 + 5330^2 .

It is a cyclic number.

It is not a de Polignac number, because 456112661 - 2¹⁸ = 455850517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (456112681) 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 in 3 ways as a sum of consecutive naturals, for example, 40400 + ... + 50441.

It is an arithmetic number, because the mean of its divisors is an integer number (114052131).

Almost surely, 2^456112661 is an apocalyptic number.

It is an amenable number.

456112661 is a deficient number, since it is larger than the sum of its proper divisors (95863).

456112661 is an equidigital number, since it uses as much as digits as its factorization.

456112661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95862.

The product of its digits is 8640, while the sum is 32.

The square root of 456112661 is about 21356.7942585024. The cubic root of 456112661 is about 769.7636093378.

The spelling of 456112661 in words is "four hundred fifty-six million, one hundred twelve thousand, six hundred sixty-one".