13240099 has 2 divisors, whose sum is σ = 13240100. Its totient is φ = 13240098.

The previous prime is 13240079. The next prime is 13240103. The reversal of 13240099 is 99004231.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13240099 - 2¹¹ = 13238051 is a prime.

It is not a weakly prime, because it can be changed into another prime (13240049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6620049 + 6620050.

It is an arithmetic number, because the mean of its divisors is an integer number (6620050).

Almost surely, 2^13240099 is an apocalyptic number.

13240099 is a deficient number, since it is larger than the sum of its proper divisors (1).

13240099 is an equidigital number, since it uses as much as digits as its factorization.

13240099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 13240099 is about 3638.6946835369. The cubic root of 13240099 is about 236.5722193614.

The spelling of 13240099 in words is "thirteen million, two hundred forty thousand, ninety-nine".