113112154 has 4 divisors (see below), whose sum is σ = 169668234. Its totient is φ = 56556076.

The previous prime is 113112061. The next prime is 113112199. The reversal of 113112154 is 451211311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 451211311 = 97 ⋅4651663.

It can be written as a sum of positive squares in only one way, i.e., 108638929 + 4473225 = 10423^2 + 2115^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28278037 + ... + 28278040.

Almost surely, 2^113112154 is an apocalyptic number.

113112154 is a deficient number, since it is larger than the sum of its proper divisors (56556080).

113112154 is an equidigital number, since it uses as much as digits as its factorization.

113112154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56556079.

The product of its digits is 120, while the sum is 19.

The square root of 113112154 is about 10635.4197848510. The cubic root of 113112154 is about 483.6187062537.

Adding to 113112154 its reverse (451211311), we get a palindrome (564323465).

The spelling of 113112154 in words is "one hundred thirteen million, one hundred twelve thousand, one hundred fifty-four".