45666529 has 4 divisors (see below), whose sum is σ = 45764784. Its totient is φ = 45568276.

The previous prime is 45666527. The next prime is 45666541. The reversal of 45666529 is 92566654.

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 45666529 - 2¹ = 45666527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45666527) 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, 48427 + ... + 49360.

It is an arithmetic number, because the mean of its divisors is an integer number (11441196).

Almost surely, 2^45666529 is an apocalyptic number.

It is an amenable number.

45666529 is a deficient number, since it is larger than the sum of its proper divisors (98255).

45666529 is an equidigital number, since it uses as much as digits as its factorization.

45666529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98254.

The product of its digits is 388800, while the sum is 43.

The square root of 45666529 is about 6757.7014583363. The cubic root of 45666529 is about 357.4368584592.

The spelling of 45666529 in words is "forty-five million, six hundred sixty-six thousand, five hundred twenty-nine".