45068539 has 2 divisors, whose sum is σ = 45068540. Its totient is φ = 45068538.

The previous prime is 45068537. The next prime is 45068549. The reversal of 45068539 is 93586054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45068539 - 2¹ = 45068537 is a prime.

Together with 45068537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45068531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22534269 + 22534270.

It is an arithmetic number, because the mean of its divisors is an integer number (22534270).

Almost surely, 2^45068539 is an apocalyptic number.

45068539 is a deficient number, since it is larger than the sum of its proper divisors (1).

45068539 is an equidigital number, since it uses as much as digits as its factorization.

45068539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 45068539 is about 6713.3105842051. The cubic root of 45068539 is about 355.8698210013.

The spelling of 45068539 in words is "forty-five million, sixty-eight thousand, five hundred thirty-nine".