45505297 has 4 divisors (see below), whose sum is σ = 45947200. Its totient is φ = 45063396.

The previous prime is 45505279. The next prime is 45505333. The reversal of 45505297 is 79250554.

45505297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45505297 - 2¹⁹ = 44981009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45505237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220797 + ... + 221002.

It is an arithmetic number, because the mean of its divisors is an integer number (11486800).

Almost surely, 2^45505297 is an apocalyptic number.

It is an amenable number.

45505297 is a deficient number, since it is larger than the sum of its proper divisors (441903).

45505297 is a wasteful number, since it uses less digits than its factorization.

45505297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441902.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 45505297 is about 6745.7614099522. The cubic root of 45505297 is about 357.0157023226.

The spelling of 45505297 in words is "forty-five million, five hundred five thousand, two hundred ninety-seven".