45166157 has 2 divisors, whose sum is σ = 45166158. Its totient is φ = 45166156.

The previous prime is 45166151. The next prime is 45166171. The reversal of 45166157 is 75166154.

45166157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30680521 + 14485636 = 5539^2 + 3806^2 .

It is a cyclic number.

It is not a de Polignac number, because 45166157 - 2⁴ = 45166141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45166151) 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 as a sum of consecutive naturals, namely, 22583078 + 22583079.

It is an arithmetic number, because the mean of its divisors is an integer number (22583079).

Almost surely, 2^45166157 is an apocalyptic number.

It is an amenable number.

45166157 is a deficient number, since it is larger than the sum of its proper divisors (1).

45166157 is an equidigital number, since it uses as much as digits as its factorization.

45166157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 35.

The square root of 45166157 is about 6720.5771329552. The cubic root of 45166157 is about 356.1265725286.

The spelling of 45166157 in words is "forty-five million, one hundred sixty-six thousand, one hundred fifty-seven".