453557961 has 10 divisors (see below), whose sum is σ = 677537322. Its totient is φ = 302371920.

The previous prime is 453557939. The next prime is 453557981. The reversal of 453557961 is 169755354.

453557961 is a `hidden beast` number, since 4 + 5 + 3 + 557 + 96 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 390260025 + 63297936 = 19755^2 + 7956^2 .

It is not a de Polignac number, because 453557961 - 2¹⁰ = 453556937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (453557981) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2799660 + ... + 2799821.

Almost surely, 2^453557961 is an apocalyptic number.

It is an amenable number.

453557961 is a deficient number, since it is larger than the sum of its proper divisors (223979361).

453557961 is an equidigital number, since it uses as much as digits as its factorization.

453557961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5599493 (or 5599484 counting only the distinct ones).

The product of its digits is 567000, while the sum is 45.

The square root of 453557961 is about 21296.9002674098. The cubic root of 453557961 is about 768.3237618096.

The spelling of 453557961 in words is "four hundred fifty-three million, five hundred fifty-seven thousand, nine hundred sixty-one".