45569513 has 12 divisors (see below), whose sum is σ = 50373168. Its totient is φ = 40883040.

The previous prime is 45569497. The next prime is 45569519. The reversal of 45569513 is 31596554.

It is not a de Polignac number, because 45569513 - 2⁴ = 45569497 is a prime.

It is a super-3 number, since 3×45569513³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45569519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86870 + ... + 87392.

It is an arithmetic number, because the mean of its divisors is an integer number (4197764).

Almost surely, 2^45569513 is an apocalyptic number.

It is an amenable number.

45569513 is a deficient number, since it is larger than the sum of its proper divisors (4803655).

45569513 is an equidigital number, since it uses as much as digits as its factorization.

45569513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712 (or 623 counting only the distinct ones).

The product of its digits is 81000, while the sum is 38.

The square root of 45569513 is about 6750.5194614933. The cubic root of 45569513 is about 357.1835607627.

The spelling of 45569513 in words is "forty-five million, five hundred sixty-nine thousand, five hundred thirteen".