56117061 has 48 divisors (see below), whose sum is σ = 108850560. Its totient is φ = 26904960.

The previous prime is 56117053. The next prime is 56117063. The reversal of 56117061 is 16071165.

It is not a de Polignac number, because 56117061 - 2³ = 56117053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56117063) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5895 + ... + 12123.

It is an arithmetic number, because the mean of its divisors is an integer number (2267720).

Almost surely, 2^56117061 is an apocalyptic number.

It is an amenable number.

56117061 is a deficient number, since it is larger than the sum of its proper divisors (52733499).

56117061 is a wasteful number, since it uses less digits than its factorization.

56117061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6266 (or 6263 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 56117061 is about 7491.1321574245. The cubic root of 56117061 is about 382.8526339186.

The spelling of 56117061 in words is "fifty-six million, one hundred seventeen thousand, sixty-one".