45345125 has 32 divisors (see below), whose sum is σ = 66942720. Its totient is φ = 30004800.

The previous prime is 45345109. The next prime is 45345127. The reversal of 45345125 is 52154354.

It is not a de Polignac number, because 45345125 - 2⁴ = 45345109 is a prime.

It is a super-2 number, since 2×45345125² = 4112360722531250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45345127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24482 + ... + 26268.

It is an arithmetic number, because the mean of its divisors is an integer number (2091960).

Almost surely, 2^45345125 is an apocalyptic number.

It is an amenable number.

45345125 is a deficient number, since it is larger than the sum of its proper divisors (21597595).

45345125 is a wasteful number, since it uses less digits than its factorization.

45345125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838 (or 1828 counting only the distinct ones).

The product of its digits is 12000, while the sum is 29.

The square root of 45345125 is about 6733.8788970400. The cubic root of 45345125 is about 356.5963288476.

Adding to 45345125 its reverse (52154354), we get a palindrome (97499479).

The spelling of 45345125 in words is "forty-five million, three hundred forty-five thousand, one hundred twenty-five".