56117102 has 16 divisors (see below), whose sum is σ = 93003552. Its totient is φ = 25259520.

The previous prime is 56117101. The next prime is 56117111. The reversal of 56117102 is 20171165.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56117101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35099 + ... + 36662.

It is an arithmetic number, because the mean of its divisors is an integer number (5812722).

Almost surely, 2^56117102 is an apocalyptic number.

56117102 is a deficient number, since it is larger than the sum of its proper divisors (36886450).

56117102 is a wasteful number, since it uses less digits than its factorization.

56117102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71803.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 56117102 is about 7491.1348939930. The cubic root of 56117102 is about 382.8527271579.

Adding to 56117102 its reverse (20171165), we get a palindrome (76288267).

The spelling of 56117102 in words is "fifty-six million, one hundred seventeen thousand, one hundred two".