45573727 has 2 divisors, whose sum is σ = 45573728. Its totient is φ = 45573726.

The previous prime is 45573713. The next prime is 45573769. The reversal of 45573727 is 72737554.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45573727 - 2¹⁵ = 45540959 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45573727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45573707) 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, 22786863 + 22786864.

It is an arithmetic number, because the mean of its divisors is an integer number (22786864).

Almost surely, 2^45573727 is an apocalyptic number.

45573727 is a deficient number, since it is larger than the sum of its proper divisors (1).

45573727 is an equidigital number, since it uses as much as digits as its factorization.

45573727 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 205800, while the sum is 40.

The square root of 45573727 is about 6750.8315784057. The cubic root of 45573727 is about 357.1945705003.

The spelling of 45573727 in words is "forty-five million, five hundred seventy-three thousand, seven hundred twenty-seven".