560923891 has 16 divisors (see below), whose sum is σ = 648760320. Its totient is φ = 479306880.

The previous prime is 560923879. The next prime is 560923903. The reversal of 560923891 is 198329065.

It is a happy number.

560923891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (560923879) and next prime (560923903).

It is a cyclic number.

It is not a de Polignac number, because 560923891 - 2⁵ = 560923859 is a prime.

It is a super-2 number, since 2×560923891² = 629271222989159762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (560923861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192850 + ... + 195736.

It is an arithmetic number, because the mean of its divisors is an integer number (40547520).

Almost surely, 2^560923891 is an apocalyptic number.

560923891 is a deficient number, since it is larger than the sum of its proper divisors (87836429).

560923891 is a wasteful number, since it uses less digits than its factorization.

560923891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 560923891 is about 23683.8318479084. The cubic root of 560923891 is about 824.7100988154.

The spelling of 560923891 in words is "five hundred sixty million, nine hundred twenty-three thousand, eight hundred ninety-one".