45691166 has 4 divisors (see below), whose sum is σ = 68536752. Its totient is φ = 22845582.

The previous prime is 45691157. The next prime is 45691231. The reversal of 45691166 is 66119654.

45691166 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.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11422790 + ... + 11422793.

It is an arithmetic number, because the mean of its divisors is an integer number (17134188).

Almost surely, 2^45691166 is an apocalyptic number.

45691166 is a deficient number, since it is larger than the sum of its proper divisors (22845586).

45691166 is a wasteful number, since it uses less digits than its factorization.

45691166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22845585.

The product of its digits is 38880, while the sum is 38.

The square root of 45691166 is about 6759.5240956742. The cubic root of 45691166 is about 357.5011257239.

The spelling of 45691166 in words is "forty-five million, six hundred ninety-one thousand, one hundred sixty-six".