45395515 has 32 divisors (see below), whose sum is σ = 61415424. Its totient is φ = 31933440.

The previous prime is 45395513. The next prime is 45395521. The reversal of 45395515 is 51559354.

It is not a de Polignac number, because 45395515 - 2¹ = 45395513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45395513) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357382 + ... + 357508.

It is an arithmetic number, because the mean of its divisors is an integer number (1919232).

Almost surely, 2^45395515 is an apocalyptic number.

45395515 is a deficient number, since it is larger than the sum of its proper divisors (16019909).

45395515 is a wasteful number, since it uses less digits than its factorization.

45395515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307.

The product of its digits is 67500, while the sum is 37.

The square root of 45395515 is about 6737.6193866974. The cubic root of 45395515 is about 356.7283697753.

The spelling of 45395515 in words is "forty-five million, three hundred ninety-five thousand, five hundred fifteen".