45139595 has 8 divisors (see below), whose sum is σ = 54443664. Its totient is φ = 35927584.

The previous prime is 45139579. The next prime is 45139597. The reversal of 45139595 is 59593154.

It is a happy number.

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 45139595 - 2⁴ = 45139579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45139597) 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, 21929 + ... + 23898.

It is an arithmetic number, because the mean of its divisors is an integer number (6805458).

Almost surely, 2^45139595 is an apocalyptic number.

45139595 is a deficient number, since it is larger than the sum of its proper divisors (9304069).

45139595 is a wasteful number, since it uses less digits than its factorization.

45139595 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46029.

The product of its digits is 121500, while the sum is 41.

The square root of 45139595 is about 6718.6006727592. The cubic root of 45139595 is about 356.0567467298.

The spelling of 45139595 in words is "forty-five million, one hundred thirty-nine thousand, five hundred ninety-five".