45408873 has 4 divisors (see below), whose sum is σ = 60545168. Its totient is φ = 30272580.

The previous prime is 45408859. The next prime is 45408907. The reversal of 45408873 is 37880454.

45408873 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 not a de Polignac number, because 45408873 - 2²⁵ = 11854441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45408823) 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, 7568143 + ... + 7568148.

It is an arithmetic number, because the mean of its divisors is an integer number (15136292).

Almost surely, 2^45408873 is an apocalyptic number.

It is an amenable number.

45408873 is a deficient number, since it is larger than the sum of its proper divisors (15136295).

45408873 is a wasteful number, since it uses less digits than its factorization.

45408873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15136294.

The product of its (nonzero) digits is 107520, while the sum is 39.

The square root of 45408873 is about 6738.6106134722. The cubic root of 45408873 is about 356.7633564198.

The spelling of 45408873 in words is "forty-five million, four hundred eight thousand, eight hundred seventy-three".