45169247 has 2 divisors, whose sum is σ = 45169248. Its totient is φ = 45169246.

The previous prime is 45169183. The next prime is 45169297. The reversal of 45169247 is 74296154.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45169247 - 2⁶ = 45169183 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 45169247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45169297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22584623 + 22584624.

It is an arithmetic number, because the mean of its divisors is an integer number (22584624).

Almost surely, 2^45169247 is an apocalyptic number.

45169247 is a deficient number, since it is larger than the sum of its proper divisors (1).

45169247 is an equidigital number, since it uses as much as digits as its factorization.

45169247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 45169247 is about 6720.8070199940. The cubic root of 45169247 is about 356.1346936979.

The spelling of 45169247 in words is "forty-five million, one hundred sixty-nine thousand, two hundred forty-seven".