45158112 has 36 divisors (see below), whose sum is σ = 128419200. Its totient is φ = 15052608.

The previous prime is 45158089. The next prime is 45158119. The reversal of 45158112 is 21185154.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45158119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78112 + ... + 78687.

It is an arithmetic number, because the mean of its divisors is an integer number (3567200).

Almost surely, 2^45158112 is an apocalyptic number.

It is an amenable number.

45158112 is an abundant number, since it is smaller than the sum of its proper divisors (83261088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45158112 is a wasteful number, since it uses less digits than its factorization.

45158112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156815 (or 156804 counting only the distinct ones).

The product of its digits is 1600, while the sum is 27.

The square root of 45158112 is about 6719.9785713944. The cubic root of 45158112 is about 356.1054268406.

The spelling of 45158112 in words is "forty-five million, one hundred fifty-eight thousand, one hundred twelve".