45347515 has 4 divisors (see below), whose sum is σ = 54417024. Its totient is φ = 36278008.

The previous prime is 45347507. The next prime is 45347521. The reversal of 45347515 is 51574354.

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 45347515 - 2³ = 45347507 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 4534747 + ... + 4534756.

It is an arithmetic number, because the mean of its divisors is an integer number (13604256).

Almost surely, 2^45347515 is an apocalyptic number.

45347515 is a deficient number, since it is larger than the sum of its proper divisors (9069509).

45347515 is an equidigital number, since it uses as much as digits as its factorization.

45347515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069508.

The product of its digits is 42000, while the sum is 34.

The square root of 45347515 is about 6734.0563555705. The cubic root of 45347515 is about 356.6025937640.

The spelling of 45347515 in words is "forty-five million, three hundred forty-seven thousand, five hundred fifteen".