561452265 has 24 divisors (see below), whose sum is σ = 1061656128. Its totient is φ = 272219040.

The previous prime is 561452257. The next prime is 561452291. The reversal of 561452265 is 562254165.

561452265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 561452265 - 2³ = 561452257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 566629 + ... + 567618.

It is an arithmetic number, because the mean of its divisors is an integer number (44235672).

Almost surely, 2^561452265 is an apocalyptic number.

561452265 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

561452265 is a deficient number, since it is larger than the sum of its proper divisors (500203863).

561452265 is a wasteful number, since it uses less digits than its factorization.

561452265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134269 (or 1134266 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 561452265 is about 23694.9839628559. The cubic root of 561452265 is about 824.9689685298.

The spelling of 561452265 in words is "five hundred sixty-one million, four hundred fifty-two thousand, two hundred sixty-five".