11399659 has 2 divisors, whose sum is σ = 11399660. Its totient is φ = 11399658.

The previous prime is 11399657. The next prime is 11399671. The reversal of 11399659 is 95699311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11399659 - 2¹ = 11399657 is a prime.

Together with 11399657, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11399657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5699829 + 5699830.

It is an arithmetic number, because the mean of its divisors is an integer number (5699830).

Almost surely, 2^11399659 is an apocalyptic number.

11399659 is a deficient number, since it is larger than the sum of its proper divisors (1).

11399659 is an equidigital number, since it uses as much as digits as its factorization.

11399659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 65610, while the sum is 43.

The square root of 11399659 is about 3376.3381051074. The cubic root of 11399659 is about 225.0594674090.

The spelling of 11399659 in words is "eleven million, three hundred ninety-nine thousand, six hundred fifty-nine".