111552103 has 32 divisors (see below), whose sum is σ = 129491712. Its totient is φ = 95385600.

The previous prime is 111552073. The next prime is 111552107. The reversal of 111552103 is 301255111.

It is a cyclic number.

It is not a de Polignac number, because 111552103 - 2⁵ = 111552071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111552107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1528075 + ... + 1528147.

It is an arithmetic number, because the mean of its divisors is an integer number (4046616).

Almost surely, 2^111552103 is an apocalyptic number.

111552103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111552103 is a deficient number, since it is larger than the sum of its proper divisors (17939609).

111552103 is a wasteful number, since it uses less digits than its factorization.

111552103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 111552103 is about 10561.8229013746. The cubic root of 111552103 is about 481.3850375424.

The spelling of 111552103 in words is "one hundred eleven million, five hundred fifty-two thousand, one hundred three".