45168293 has 2 divisors, whose sum is σ = 45168294. Its totient is φ = 45168292.

The previous prime is 45168289. The next prime is 45168317. The reversal of 45168293 is 39286154.

It is a happy number.

45168293 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., 43864129 + 1304164 = 6623^2 + 1142^2 .

It is a cyclic number.

It is not a de Polignac number, because 45168293 - 2² = 45168289 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45168223) 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, 22584146 + 22584147.

It is an arithmetic number, because the mean of its divisors is an integer number (22584147).

Almost surely, 2^45168293 is an apocalyptic number.

It is an amenable number.

45168293 is a deficient number, since it is larger than the sum of its proper divisors (1).

45168293 is an equidigital number, since it uses as much as digits as its factorization.

45168293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The square root of 45168293 is about 6720.7360459997. The cubic root of 45168293 is about 356.1321864250.

The spelling of 45168293 in words is "forty-five million, one hundred sixty-eight thousand, two hundred ninety-three".