45125185 has 16 divisors (see below), whose sum is σ = 61996032. Its totient is φ = 30888000.

The previous prime is 45125183. The next prime is 45125203. The reversal of 45125185 is 58152154.

It is not a de Polignac number, because 45125185 - 2¹ = 45125183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45125183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34035 + ... + 35335.

It is an arithmetic number, because the mean of its divisors is an integer number (3874752).

Almost surely, 2^45125185 is an apocalyptic number.

It is an amenable number.

45125185 is a deficient number, since it is larger than the sum of its proper divisors (16870847).

45125185 is a wasteful number, since it uses less digits than its factorization.

45125185 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2304.

The product of its digits is 8000, while the sum is 31.

The square root of 45125185 is about 6717.5281912322. The cubic root of 45125185 is about 356.0188544700.

The spelling of 45125185 in words is "forty-five million, one hundred twenty-five thousand, one hundred eighty-five".