45447513 has 8 divisors (see below), whose sum is σ = 60821376. Its totient is φ = 30186000.

The previous prime is 45447509. The next prime is 45447551. The reversal of 45447513 is 31574454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45447513 - 2² = 45447509 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (45447593) 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, 27138 + ... + 28763.

It is an arithmetic number, because the mean of its divisors is an integer number (7602672).

Almost surely, 2^45447513 is an apocalyptic number.

It is an amenable number.

45447513 is a deficient number, since it is larger than the sum of its proper divisors (15373863).

45447513 is a wasteful number, since it uses less digits than its factorization.

45447513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56175.

The product of its digits is 33600, while the sum is 33.

The square root of 45447513 is about 6741.4770636708. The cubic root of 45447513 is about 356.8645218741.

The spelling of 45447513 in words is "forty-five million, four hundred forty-seven thousand, five hundred thirteen".