45445297 has 2 divisors, whose sum is σ = 45445298. Its totient is φ = 45445296.

The previous prime is 45445289. The next prime is 45445313. The reversal of 45445297 is 79254454.

45445297 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., 31315216 + 14130081 = 5596^2 + 3759^2 .

It is a cyclic number.

It is not a de Polignac number, because 45445297 - 2³ = 45445289 is a prime.

It is a nialpdrome in base 13.

It is not a weakly prime, because it can be changed into another prime (45445247) 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, 22722648 + 22722649.

It is an arithmetic number, because the mean of its divisors is an integer number (22722649).

Almost surely, 2^45445297 is an apocalyptic number.

It is an amenable number.

45445297 is a deficient number, since it is larger than the sum of its proper divisors (1).

45445297 is an equidigital number, since it uses as much as digits as its factorization.

45445297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 201600, while the sum is 40.

The square root of 45445297 is about 6741.3127059943. The cubic root of 45445297 is about 356.8587215961.

The spelling of 45445297 in words is "forty-five million, four hundred forty-five thousand, two hundred ninety-seven".