11413309 has 2 divisors, whose sum is σ = 11413310. Its totient is φ = 11413308.

The previous prime is 11413291. The next prime is 11413343. The reversal of 11413309 is 90331411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5904900 + 5508409 = 2430^2 + 2347^2 .

It is a cyclic number.

It is not a de Polignac number, because 11413309 - 2⁵ = 11413277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11413309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11413349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5706654 + 5706655.

It is an arithmetic number, because the mean of its divisors is an integer number (5706655).

Almost surely, 2^11413309 is an apocalyptic number.

It is an amenable number.

11413309 is a deficient number, since it is larger than the sum of its proper divisors (1).

11413309 is an equidigital number, since it uses as much as digits as its factorization.

11413309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 11413309 is about 3378.3589211332. The cubic root of 11413309 is about 225.1492606323.

The spelling of 11413309 in words is "eleven million, four hundred thirteen thousand, three hundred nine".