45660445 has 4 divisors (see below), whose sum is σ = 54792540. Its totient is φ = 36528352.

The previous prime is 45660421. The next prime is 45660449. The reversal of 45660445 is 54406654.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7257636 + 38402809 = 2694^2 + 6197^2 .

It is a cyclic number.

It is not a de Polignac number, because 45660445 - 2¹¹ = 45658397 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45660445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45660449) 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, 4566040 + ... + 4566049.

It is an arithmetic number, because the mean of its divisors is an integer number (13698135).

Almost surely, 2^45660445 is an apocalyptic number.

It is an amenable number.

45660445 is a deficient number, since it is larger than the sum of its proper divisors (9132095).

45660445 is an equidigital number, since it uses as much as digits as its factorization.

45660445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9132094.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 45660445 is about 6757.2512902807. The cubic root of 45660445 is about 357.4209843790.

The spelling of 45660445 in words is "forty-five million, six hundred sixty thousand, four hundred forty-five".