45412217 has 2 divisors, whose sum is σ = 45412218. Its totient is φ = 45412216.

The previous prime is 45412187. The next prime is 45412247. The reversal of 45412217 is 71221454.

It is a balanced prime because it is at equal distance from previous prime (45412187) and next prime (45412247).

It can be written as a sum of positive squares in only one way, i.e., 35652841 + 9759376 = 5971^2 + 3124^2 .

It is a cyclic number.

It is not a de Polignac number, because 45412217 - 2⁶ = 45412153 is a prime.

It is not a weakly prime, because it can be changed into another prime (45412247) 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, 22706108 + 22706109.

It is an arithmetic number, because the mean of its divisors is an integer number (22706109).

Almost surely, 2^45412217 is an apocalyptic number.

It is an amenable number.

45412217 is a deficient number, since it is larger than the sum of its proper divisors (1).

45412217 is an equidigital number, since it uses as much as digits as its factorization.

45412217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2240, while the sum is 26.

The square root of 45412217 is about 6738.8587312690. The cubic root of 45412217 is about 356.7721137933.

The spelling of 45412217 in words is "forty-five million, four hundred twelve thousand, two hundred seventeen".