45382157 has 4 divisors (see below), whose sum is σ = 46437600. Its totient is φ = 44326716.

The previous prime is 45382123. The next prime is 45382177. The reversal of 45382157 is 75128354.

It is a happy number.

45382157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45382157 - 2⁶ = 45382093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45382177) 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 3 ways as a sum of consecutive naturals, for example, 527657 + ... + 527742.

It is an arithmetic number, because the mean of its divisors is an integer number (11609400).

Almost surely, 2^45382157 is an apocalyptic number.

It is an amenable number.

45382157 is a deficient number, since it is larger than the sum of its proper divisors (1055443).

45382157 is a wasteful number, since it uses less digits than its factorization.

45382157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055442.

The product of its digits is 33600, while the sum is 35.

The square root of 45382157 is about 6736.6280140735. The cubic root of 45382157 is about 356.6933762667.

The spelling of 45382157 in words is "forty-five million, three hundred eighty-two thousand, one hundred fifty-seven".