45156525 has 12 divisors (see below), whose sum is σ = 74658912. Its totient is φ = 24083440.

The previous prime is 45156523. The next prime is 45156533. The reversal of 45156525 is 52565154.

It is not a de Polignac number, because 45156525 - 2¹ = 45156523 is a prime.

It is a super-2 number, since 2×45156525² = 4078223500151250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45156523) 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 11 ways as a sum of consecutive naturals, for example, 300969 + ... + 301118.

It is an arithmetic number, because the mean of its divisors is an integer number (6221576).

Almost surely, 2^45156525 is an apocalyptic number.

It is an amenable number.

45156525 is a deficient number, since it is larger than the sum of its proper divisors (29502387).

45156525 is a wasteful number, since it uses less digits than its factorization.

45156525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602100 (or 602095 counting only the distinct ones).

The product of its digits is 30000, while the sum is 33.

The square root of 45156525 is about 6719.8604896233. The cubic root of 45156525 is about 356.1012552318.

The spelling of 45156525 in words is "forty-five million, one hundred fifty-six thousand, five hundred twenty-five".