45475615 has 4 divisors (see below), whose sum is σ = 54570744. Its totient is φ = 36380488.

The previous prime is 45475597. The next prime is 45475621. The reversal of 45475615 is 51657454.

It is a happy number.

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 45475615 - 2⁵ = 45475583 is a prime.

It is a Duffinian number.

It is a congruent 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, 4547557 + ... + 4547566.

It is an arithmetic number, because the mean of its divisors is an integer number (13642686).

Almost surely, 2^45475615 is an apocalyptic number.

45475615 is a deficient number, since it is larger than the sum of its proper divisors (9095129).

45475615 is an equidigital number, since it uses as much as digits as its factorization.

45475615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9095128.

The product of its digits is 84000, while the sum is 37.

The square root of 45475615 is about 6743.5610029123. The cubic root of 45475615 is about 356.9380612152.

The spelling of 45475615 in words is "forty-five million, four hundred seventy-five thousand, six hundred fifteen".