561132475 has 6 divisors (see below), whose sum is σ = 695804300. Its totient is φ = 448905960.

The previous prime is 561132463. The next prime is 561132479. The reversal of 561132475 is 574231165.

It is not a de Polignac number, because 561132475 - 2⁵ = 561132443 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 561132475.

It is not an unprimeable number, because it can be changed into a prime (561132479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11222625 + ... + 11222674.

Almost surely, 2^561132475 is an apocalyptic number.

561132475 is a deficient number, since it is larger than the sum of its proper divisors (134671825).

561132475 is a wasteful number, since it uses less digits than its factorization.

561132475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22445309 (or 22445304 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 561132475 is about 23688.2349490206. The cubic root of 561132475 is about 824.8123111452.

The spelling of 561132475 in words is "five hundred sixty-one million, one hundred thirty-two thousand, four hundred seventy-five".