103111656 has 16 divisors (see below), whose sum is σ = 257779200. Its totient is φ = 34370544.

The previous prime is 103111649. The next prime is 103111699. The reversal of 103111656 is 656111301.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 4296319 = 103111656 / (1 + 0 + 3 + 1 + 1 + 1 + 6 + 5 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2148136 + ... + 2148183.

It is an arithmetic number, because the mean of its divisors is an integer number (16111200).

Almost surely, 2^103111656 is an apocalyptic number.

It is an amenable number.

103111656 is an abundant number, since it is smaller than the sum of its proper divisors (154667544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103111656 is a wasteful number, since it uses less digits than its factorization.

103111656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4296328 (or 4296324 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 103111656 is about 10154.3909713975. The cubic root of 103111656 is about 468.9241364041.

Adding to 103111656 its reverse (656111301), we get a palindrome (759222957).

The spelling of 103111656 in words is "one hundred three million, one hundred eleven thousand, six hundred fifty-six".