45257125 has 16 divisors (see below), whose sum is σ = 57208320. Its totient is φ = 35739600.

The previous prime is 45257089. The next prime is 45257129. The reversal of 45257125 is 52175254.

It is not a de Polignac number, because 45257125 - 2²¹ = 43159973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45257129) 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, 7584 + ... + 12166.

It is an arithmetic number, because the mean of its divisors is an integer number (3575520).

Almost surely, 2^45257125 is an apocalyptic number.

It is an amenable number.

45257125 is a deficient number, since it is larger than the sum of its proper divisors (11951195).

45257125 is an equidigital number, since it uses as much as digits as its factorization.

45257125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4677 (or 4667 counting only the distinct ones).

The product of its digits is 14000, while the sum is 31.

The square root of 45257125 is about 6727.3415997703. The cubic root of 45257125 is about 356.3655006635.

The spelling of 45257125 in words is "forty-five million, two hundred fifty-seven thousand, one hundred twenty-five".