560645671 has 4 divisors (see below), whose sum is σ = 570148200. Its totient is φ = 551143144.

The previous prime is 560645663. The next prime is 560645681. The reversal of 560645671 is 176546065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176546065 = 5 ⋅35309213.

It is a cyclic number.

It is not a de Polignac number, because 560645671 - 2³ = 560645663 is a prime.

It is a super-2 number, since 2×560645671² = 628647136822080482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (560645641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4751176 + ... + 4751293.

It is an arithmetic number, because the mean of its divisors is an integer number (142537050).

Almost surely, 2^560645671 is an apocalyptic number.

560645671 is a deficient number, since it is larger than the sum of its proper divisors (9502529).

560645671 is an equidigital number, since it uses as much as digits as its factorization.

560645671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9502528.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 560645671 is about 23677.9574921487. The cubic root of 560645671 is about 824.5737233380.

The spelling of 560645671 in words is "five hundred sixty million, six hundred forty-five thousand, six hundred seventy-one".