112151155 has 4 divisors (see below), whose sum is σ = 134581392. Its totient is φ = 89720920.

The previous prime is 112151131. The next prime is 112151201. The reversal of 112151155 is 551151211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 551151211 = 13 ⋅42396247.

It is not a de Polignac number, because 112151155 - 2¹⁵ = 112118387 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

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, 11215111 + ... + 11215120.

It is an arithmetic number, because the mean of its divisors is an integer number (33645348).

Almost surely, 2^112151155 is an apocalyptic number.

112151155 is a deficient number, since it is larger than the sum of its proper divisors (22430237).

112151155 is an equidigital number, since it uses as much as digits as its factorization.

112151155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22430236.

The product of its digits is 250, while the sum is 22.

The square root of 112151155 is about 10590.1442388666. The cubic root of 112151155 is about 482.2452036018.

The spelling of 112151155 in words is "one hundred twelve million, one hundred fifty-one thousand, one hundred fifty-five".