113555189 has 16 divisors (see below), whose sum is σ = 132658560. Its totient is φ = 96053760.

The previous prime is 113555129. The next prime is 113555207. The reversal of 113555189 is 981555311.

It is a de Polignac number, because none of the positive numbers 2^k-113555189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113555129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13232 + ... + 20054.

It is an arithmetic number, because the mean of its divisors is an integer number (8291160).

Almost surely, 2^113555189 is an apocalyptic number.

It is an amenable number.

113555189 is a deficient number, since it is larger than the sum of its proper divisors (19103371).

113555189 is a wasteful number, since it uses less digits than its factorization.

113555189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6940.

The product of its digits is 27000, while the sum is 38.

The square root of 113555189 is about 10656.2277096541. The cubic root of 113555189 is about 484.2492924371.

The spelling of 113555189 in words is "one hundred thirteen million, five hundred fifty-five thousand, one hundred eighty-nine".