45022177 has 2 divisors, whose sum is σ = 45022178. Its totient is φ = 45022176.

The previous prime is 45022169. The next prime is 45022207. The reversal of 45022177 is 77122054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44836416 + 185761 = 6696^2 + 431^2 .

It is a cyclic number.

It is not a de Polignac number, because 45022177 - 2³ = 45022169 is a prime.

It is not a weakly prime, because it can be changed into another prime (45022147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22511088 + 22511089.

It is an arithmetic number, because the mean of its divisors is an integer number (22511089).

Almost surely, 2^45022177 is an apocalyptic number.

It is an amenable number.

45022177 is a deficient number, since it is larger than the sum of its proper divisors (1).

45022177 is an equidigital number, since it uses as much as digits as its factorization.

45022177 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 45022177 is about 6709.8567048783. The cubic root of 45022177 is about 355.7477513884.

The spelling of 45022177 in words is "forty-five million, twenty-two thousand, one hundred seventy-seven".