45265217 has 2 divisors, whose sum is σ = 45265218. Its totient is φ = 45265216.

The previous prime is 45265159. The next prime is 45265247. The reversal of 45265217 is 71256254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42627841 + 2637376 = 6529^2 + 1624^2 .

It is a cyclic number.

It is not a de Polignac number, because 45265217 - 2¹² = 45261121 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45265247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22632608 + 22632609.

It is an arithmetic number, because the mean of its divisors is an integer number (22632609).

Almost surely, 2^45265217 is an apocalyptic number.

It is an amenable number.

45265217 is a deficient number, since it is larger than the sum of its proper divisors (1).

45265217 is an equidigital number, since it uses as much as digits as its factorization.

45265217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 32.

The square root of 45265217 is about 6727.9429991640. The cubic root of 45265217 is about 356.3867388500.

The spelling of 45265217 in words is "forty-five million, two hundred sixty-five thousand, two hundred seventeen".