56117103 has 12 divisors (see below), whose sum is σ = 87039000. Its totient is φ = 32066832.

The previous prime is 56117101. The next prime is 56117111. The reversal of 56117103 is 30171165.

It is not a de Polignac number, because 56117103 - 2¹ = 56117101 is a prime.

It is a super-2 number, since 2×56117103² = 6298258498225218, which contains 22 as substring.

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 11 ways as a sum of consecutive naturals, for example, 190728 + ... + 191021.

It is an arithmetic number, because the mean of its divisors is an integer number (7253250).

Almost surely, 2^56117103 is an apocalyptic number.

56117103 is a deficient number, since it is larger than the sum of its proper divisors (30921897).

56117103 is a wasteful number, since it uses less digits than its factorization.

56117103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381766 (or 381759 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 56117103 is about 7491.1349607386. The cubic root of 56117103 is about 382.8527294320.

Adding to 56117103 its reverse (30171165), we get a palindrome (86288268).

The spelling of 56117103 in words is "fifty-six million, one hundred seventeen thousand, one hundred three".