45492154 has 4 divisors (see below), whose sum is σ = 68238234. Its totient is φ = 22746076.

The previous prime is 45492143. The next prime is 45492173. The reversal of 45492154 is 45129454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43917129 + 1575025 = 6627^2 + 1255^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11373037 + ... + 11373040.

Almost surely, 2^45492154 is an apocalyptic number.

45492154 is a deficient number, since it is larger than the sum of its proper divisors (22746080).

45492154 is a wasteful number, since it uses less digits than its factorization.

45492154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22746079.

The product of its digits is 28800, while the sum is 34.

The square root of 45492154 is about 6744.7871723280. The cubic root of 45492154 is about 356.9813275025.

The spelling of 45492154 in words is "forty-five million, four hundred ninety-two thousand, one hundred fifty-four".