45157873 has 8 divisors (see below), whose sum is σ = 46531496. Its totient is φ = 43804800.

The previous prime is 45157867. The next prime is 45157883. The reversal of 45157873 is 37875154.

45157873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 106929 + 45050944 = 327^2 + 6712^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45157873 - 2⁵ = 45157841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45157883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618 + ... + 9523.

It is an arithmetic number, because the mean of its divisors is an integer number (5816437).

Almost surely, 2^45157873 is an apocalyptic number.

It is an amenable number.

45157873 is a deficient number, since it is larger than the sum of its proper divisors (1373623).

45157873 is a wasteful number, since it uses less digits than its factorization.

45157873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10275.

The product of its digits is 117600, while the sum is 40.

The square root of 45157873 is about 6719.9607885761. The cubic root of 45157873 is about 356.1047986083.

The spelling of 45157873 in words is "forty-five million, one hundred fifty-seven thousand, eight hundred seventy-three".