9045917 has 2 divisors, whose sum is σ = 9045918. Its totient is φ = 9045916.

The previous prime is 9045913. The next prime is 9045931. The reversal of 9045917 is 7195409.

9045917 is nontrivially palindromic in base 6.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8145316 + 900601 = 2854^2 + 949^2 .

It is a cyclic number.

It is not a de Polignac number, because 9045917 - 2² = 9045913 is a prime.

It is a super-2 number, since 2×9045917² = 163657228741778, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9045913) 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, 4522958 + 4522959.

It is an arithmetic number, because the mean of its divisors is an integer number (4522959).

Almost surely, 2^9045917 is an apocalyptic number.

It is an amenable number.

9045917 is a deficient number, since it is larger than the sum of its proper divisors (1).

9045917 is an equidigital number, since it uses as much as digits as its factorization.

9045917 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 35.

The square root of 9045917 is about 3007.6430971776. The cubic root of 9045917 is about 208.3615276331.

The spelling of 9045917 in words is "nine million, forty-five thousand, nine hundred seventeen".