45294973 has 4 divisors (see below), whose sum is σ = 45440928. Its totient is φ = 45149020.

The previous prime is 45294961. The next prime is 45294979. The reversal of 45294973 is 37949254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45294973 - 2⁵ = 45294941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45294979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72511 + ... + 73132.

It is an arithmetic number, because the mean of its divisors is an integer number (11360232).

Almost surely, 2^45294973 is an apocalyptic number.

It is an amenable number.

45294973 is a deficient number, since it is larger than the sum of its proper divisors (145955).

45294973 is a wasteful number, since it uses less digits than its factorization.

45294973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145954.

The product of its digits is 272160, while the sum is 43.

The square root of 45294973 is about 6730.1540101249. The cubic root of 45294973 is about 356.4648144057.

The spelling of 45294973 in words is "forty-five million, two hundred ninety-four thousand, nine hundred seventy-three".