11399827 has 2 divisors, whose sum is σ = 11399828. Its totient is φ = 11399826.

The previous prime is 11399797. The next prime is 11399833. The reversal of 11399827 is 72899311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11399827 - 2¹⁹ = 10875539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11399827.

It is not a weakly prime, because it can be changed into another prime (11399837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5699913 + 5699914.

It is an arithmetic number, because the mean of its divisors is an integer number (5699914).

Almost surely, 2^11399827 is an apocalyptic number.

11399827 is a deficient number, since it is larger than the sum of its proper divisors (1).

11399827 is an equidigital number, since it uses as much as digits as its factorization.

11399827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 40.

The square root of 11399827 is about 3376.3629840407. The cubic root of 11399827 is about 225.0605729919.

The spelling of 11399827 in words is "eleven million, three hundred ninety-nine thousand, eight hundred twenty-seven".