45317725 has 12 divisors (see below), whose sum is σ = 56293396. Its totient is φ = 36190080.

The previous prime is 45317719. The next prime is 45317737. The reversal of 45317725 is 52771354.

It can be written as a sum of positive squares in 6 ways, for example, as 4088484 + 41229241 = 2022^2 + 6421^2 .

It is not a de Polignac number, because 45317725 - 2¹³ = 45309533 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17089 + ... + 19561.

Almost surely, 2^45317725 is an apocalyptic number.

It is an amenable number.

45317725 is a deficient number, since it is larger than the sum of its proper divisors (10975671).

45317725 is a wasteful number, since it uses less digits than its factorization.

45317725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216 (or 3211 counting only the distinct ones).

The product of its digits is 29400, while the sum is 34.

The square root of 45317725 is about 6731.8441009875. The cubic root of 45317725 is about 356.5244893862.

The spelling of 45317725 in words is "forty-five million, three hundred seventeen thousand, seven hundred twenty-five".