45641597 has 4 divisors (see below), whose sum is σ = 46093596. Its totient is φ = 45189600.

The previous prime is 45641573. The next prime is 45641611. The reversal of 45641597 is 79514654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30980356 + 14661241 = 5566^2 + 3829^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45641597 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 (45641527) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 225848 + ... + 226049.

It is an arithmetic number, because the mean of its divisors is an integer number (11523399).

Almost surely, 2^45641597 is an apocalyptic number.

It is an amenable number.

45641597 is a deficient number, since it is larger than the sum of its proper divisors (451999).

45641597 is a wasteful number, since it uses less digits than its factorization.

45641597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451998.

The product of its digits is 151200, while the sum is 41.

The square root of 45641597 is about 6755.8564964037. The cubic root of 45641597 is about 357.3717981314.

The spelling of 45641597 in words is "forty-five million, six hundred forty-one thousand, five hundred ninety-seven".