45085507 has 4 divisors (see below), whose sum is σ = 45119536. Its totient is φ = 45051480.

The previous prime is 45085483. The next prime is 45085511. The reversal of 45085507 is 70558054.

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 45085507 - 2¹⁵ = 45052739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45085597) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14943 + ... + 17704.

It is an arithmetic number, because the mean of its divisors is an integer number (11279884).

Almost surely, 2^45085507 is an apocalyptic number.

45085507 is a deficient number, since it is larger than the sum of its proper divisors (34029).

45085507 is a wasteful number, since it uses less digits than its factorization.

45085507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34028.

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 45085507 is about 6714.5742232847. The cubic root of 45085507 is about 355.9144762576.

The spelling of 45085507 in words is "forty-five million, eighty-five thousand, five hundred seven".