45155174 has 4 divisors (see below), whose sum is σ = 67732764. Its totient is φ = 22577586.

The previous prime is 45155161. The next prime is 45155221. The reversal of 45155174 is 47155154.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45155174.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11288792 + ... + 11288795.

It is an arithmetic number, because the mean of its divisors is an integer number (16933191).

Almost surely, 2^45155174 is an apocalyptic number.

45155174 is a deficient number, since it is larger than the sum of its proper divisors (22577590).

45155174 is a wasteful number, since it uses less digits than its factorization.

45155174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22577589.

The product of its digits is 14000, while the sum is 32.

The square root of 45155174 is about 6719.7599659512. The cubic root of 45155174 is about 356.0977038986.

The spelling of 45155174 in words is "forty-five million, one hundred fifty-five thousand, one hundred seventy-four".