45727169 has 2 divisors, whose sum is σ = 45727170. Its totient is φ = 45727168.

The previous prime is 45727163. The next prime is 45727211. The reversal of 45727169 is 96172754.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40157569 + 5569600 = 6337^2 + 2360^2 .

It is a cyclic number.

It is not a de Polignac number, because 45727169 - 2⁸ = 45726913 is a prime.

It is a super-2 number, since 2×45727169² = 4181947969509122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45727163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22863584 + 22863585.

It is an arithmetic number, because the mean of its divisors is an integer number (22863585).

Almost surely, 2^45727169 is an apocalyptic number.

It is an amenable number.

45727169 is a deficient number, since it is larger than the sum of its proper divisors (1).

45727169 is an equidigital number, since it uses as much as digits as its factorization.

45727169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 41.

The square root of 45727169 is about 6762.1867025393. The cubic root of 45727169 is about 357.5950004264.

The spelling of 45727169 in words is "forty-five million, seven hundred twenty-seven thousand, one hundred sixty-nine".