45291045 has 16 divisors (see below), whose sum is σ = 72567360. Its totient is φ = 24121344.

The previous prime is 45290963. The next prime is 45291047. The reversal of 45291045 is 54019254.

It is not a de Polignac number, because 45291045 - 2¹⁵ = 45258277 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45291047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11941 + ... + 15269.

It is an arithmetic number, because the mean of its divisors is an integer number (4535460).

Almost surely, 2^45291045 is an apocalyptic number.

It is an amenable number.

45291045 is a deficient number, since it is larger than the sum of its proper divisors (27276315).

45291045 is a wasteful number, since it uses less digits than its factorization.

45291045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 45291045 is about 6729.8621828385. The cubic root of 45291045 is about 356.4545098460.

The spelling of 45291045 in words is "forty-five million, two hundred ninety-one thousand, forty-five".