45668453 has 2 divisors, whose sum is σ = 45668454. Its totient is φ = 45668452.

The previous prime is 45668437. The next prime is 45668503. The reversal of 45668453 is 35486654.

45668453 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., 35796289 + 9872164 = 5983^2 + 3142^2 .

It is a cyclic number.

It is not a de Polignac number, because 45668453 - 2⁴ = 45668437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45668453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45668423) 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, 22834226 + 22834227.

It is an arithmetic number, because the mean of its divisors is an integer number (22834227).

Almost surely, 2^45668453 is an apocalyptic number.

It is an amenable number.

45668453 is a deficient number, since it is larger than the sum of its proper divisors (1).

45668453 is an equidigital number, since it uses as much as digits as its factorization.

45668453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345600, while the sum is 41.

The square root of 45668453 is about 6757.8438129332. The cubic root of 45668453 is about 357.4418781740.

The spelling of 45668453 in words is "forty-five million, six hundred sixty-eight thousand, four hundred fifty-three".