45125973 has 24 divisors (see below), whose sum is σ = 70200000. Its totient is φ = 27828864.

The previous prime is 45125959. The next prime is 45125981. The reversal of 45125973 is 37952154.

It is not a de Polignac number, because 45125973 - 2⁴ = 45125957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45125923) 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 23 ways as a sum of consecutive naturals, for example, 6528 + ... + 11526.

It is an arithmetic number, because the mean of its divisors is an integer number (2925000).

Almost surely, 2^45125973 is an apocalyptic number.

It is an amenable number.

45125973 is a deficient number, since it is larger than the sum of its proper divisors (25074027).

45125973 is a wasteful number, since it uses less digits than its factorization.

45125973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5081 (or 5078 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 45125973 is about 6717.5868435027. The cubic root of 45125973 is about 356.0209267882.

The spelling of 45125973 in words is "forty-five million, one hundred twenty-five thousand, nine hundred seventy-three".