45577139 has 4 divisors (see below), whose sum is σ = 45850224. Its totient is φ = 45304056.

The previous prime is 45577123. The next prime is 45577157. The reversal of 45577139 is 93177554.

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

It is a cyclic number.

It is not a de Polignac number, because 45577139 - 2⁴ = 45577123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45577096 and 45577105.

It is not an unprimeable number, because it can be changed into a prime (45577109) 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, 136292 + ... + 136625.

It is an arithmetic number, because the mean of its divisors is an integer number (11462556).

Almost surely, 2^45577139 is an apocalyptic number.

45577139 is a deficient number, since it is larger than the sum of its proper divisors (273085).

45577139 is a wasteful number, since it uses less digits than its factorization.

45577139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273084.

The product of its digits is 132300, while the sum is 41.

The square root of 45577139 is about 6751.0842832837. The cubic root of 45577139 is about 357.2034843895.

The spelling of 45577139 in words is "forty-five million, five hundred seventy-seven thousand, one hundred thirty-nine".