45597157 has 8 divisors (see below), whose sum is σ = 47124000. Its totient is φ = 44091600.

The previous prime is 45597127. The next prime is 45597161. The reversal of 45597157 is 75179554.

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 45597157 - 2¹⁹ = 45072869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45597107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 907 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (5890500).

Almost surely, 2^45597157 is an apocalyptic number.

It is an amenable number.

45597157 is a deficient number, since it is larger than the sum of its proper divisors (1526843).

45597157 is a wasteful number, since it uses less digits than its factorization.

45597157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10643.

The product of its digits is 220500, while the sum is 43.

The square root of 45597157 is about 6752.5666971900. The cubic root of 45597157 is about 357.2557726850.

It can be divided in two parts, 45597 and 157, that added together give a palindrome (45754).

The spelling of 45597157 in words is "forty-five million, five hundred ninety-seven thousand, one hundred fifty-seven".