45723154 has 4 divisors (see below), whose sum is σ = 68584734. Its totient is φ = 22861576.

The previous prime is 45723143. The next prime is 45723173. The reversal of 45723154 is 45132754.

45723154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45132754 = 2 ⋅22566377.

It can be written as a sum of positive squares in only one way, i.e., 41409225 + 4313929 = 6435^2 + 2077^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11430787 + ... + 11430790.

Almost surely, 2^45723154 is an apocalyptic number.

45723154 is a deficient number, since it is larger than the sum of its proper divisors (22861580).

45723154 is a wasteful number, since it uses less digits than its factorization.

45723154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22861579.

The product of its digits is 16800, while the sum is 31.

The square root of 45723154 is about 6761.8898245979. The cubic root of 45723154 is about 357.5845341035.

The spelling of 45723154 in words is "forty-five million, seven hundred twenty-three thousand, one hundred fifty-four".