45448013 has 8 divisors (see below), whose sum is σ = 49986048. Its totient is φ = 41058864.

The previous prime is 45447979. The next prime is 45448063. The reversal of 45448013 is 31084454.

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 45448013 - 2⁶ = 45447949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45448063) 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, 36581 + ... + 37802.

It is an arithmetic number, because the mean of its divisors is an integer number (6248256).

Almost surely, 2^45448013 is an apocalyptic number.

It is an amenable number.

45448013 is a deficient number, since it is larger than the sum of its proper divisors (4538035).

45448013 is a wasteful number, since it uses less digits than its factorization.

45448013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74443.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 45448013 is about 6741.5141474301. The cubic root of 45448013 is about 356.8658305751.

The spelling of 45448013 in words is "forty-five million, four hundred forty-eight thousand, thirteen".