45824309 has 2 divisors, whose sum is σ = 45824310. Its totient is φ = 45824308.

The previous prime is 45824291. The next prime is 45824329. The reversal of 45824309 is 90342854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31024900 + 14799409 = 5570^2 + 3847^2 .

It is a cyclic number.

It is not a de Polignac number, because 45824309 - 2¹² = 45820213 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 (45824329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22912154 + 22912155.

It is an arithmetic number, because the mean of its divisors is an integer number (22912155).

Almost surely, 2^45824309 is an apocalyptic number.

It is an amenable number.

45824309 is a deficient number, since it is larger than the sum of its proper divisors (1).

45824309 is an equidigital number, since it uses as much as digits as its factorization.

45824309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 45824309 is about 6769.3654798659. The cubic root of 45824309 is about 357.8480389775.

The spelling of 45824309 in words is "forty-five million, eight hundred twenty-four thousand, three hundred nine".