11416309 has 2 divisors, whose sum is σ = 11416310. Its totient is φ = 11416308.

The previous prime is 11416291. The next prime is 11416319. The reversal of 11416309 is 90361411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9394225 + 2022084 = 3065^2 + 1422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11416309 is a prime.

It is a super-2 number, since 2×11416309² = 260664222366962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11416319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5708154 + 5708155.

It is an arithmetic number, because the mean of its divisors is an integer number (5708155).

Almost surely, 2^11416309 is an apocalyptic number.

It is an amenable number.

11416309 is a deficient number, since it is larger than the sum of its proper divisors (1).

11416309 is an equidigital number, since it uses as much as digits as its factorization.

11416309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 11416309 is about 3378.8028945175. The cubic root of 11416309 is about 225.1689858090.

The spelling of 11416309 in words is "eleven million, four hundred sixteen thousand, three hundred nine".