45877591 has 6 divisors (see below), whose sum is σ = 46471992. Its totient is φ = 45290700.

The previous prime is 45877589. The next prime is 45877597. The reversal of 45877591 is 19577854.

It is a happy number.

45877591 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45877591 - 2¹ = 45877589 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 (45877597) 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 5 ways as a sum of consecutive naturals, for example, 2566 + ... + 9916.

It is an arithmetic number, because the mean of its divisors is an integer number (7745332).

Almost surely, 2^45877591 is an apocalyptic number.

45877591 is a deficient number, since it is larger than the sum of its proper divisors (594401).

45877591 is an frugal number, since it uses more digits than its factorization.

45877591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7509 (or 7430 counting only the distinct ones).

The product of its digits is 352800, while the sum is 46.

The square root of 45877591 is about 6773.2998604816. The cubic root of 45877591 is about 357.9866806318.

The spelling of 45877591 in words is "forty-five million, eight hundred seventy-seven thousand, five hundred ninety-one".