113564155 has 8 divisors (see below), whose sum is σ = 136441872. Its totient is φ = 90741408.

The previous prime is 113564153. The next prime is 113564201. The reversal of 113564155 is 551465311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113564155 - 2¹ = 113564153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113564153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9049 + ... + 17578.

It is an arithmetic number, because the mean of its divisors is an integer number (17055234).

Almost surely, 2^113564155 is an apocalyptic number.

113564155 is a deficient number, since it is larger than the sum of its proper divisors (22877717).

113564155 is an equidigital number, since it uses as much as digits as its factorization.

113564155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27485.

The product of its digits is 9000, while the sum is 31.

The square root of 113564155 is about 10656.6483943124. The cubic root of 113564155 is about 484.2620370915.

The spelling of 113564155 in words is "one hundred thirteen million, five hundred sixty-four thousand, one hundred fifty-five".