11399371 has 2 divisors, whose sum is σ = 11399372. Its totient is φ = 11399370.

The previous prime is 11399363. The next prime is 11399383. The reversal of 11399371 is 17399311.

It is a weak prime.

It is an emirp because it is prime and its reverse (17399311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11399371 - 2³ = 11399363 is a prime.

It is not a weakly prime, because it can be changed into another prime (11399321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5699685 + 5699686.

It is an arithmetic number, because the mean of its divisors is an integer number (5699686).

Almost surely, 2^11399371 is an apocalyptic number.

11399371 is a deficient number, since it is larger than the sum of its proper divisors (1).

11399371 is an equidigital number, since it uses as much as digits as its factorization.

11399371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5103, while the sum is 34.

The square root of 11399371 is about 3376.2954550809. The cubic root of 11399371 is about 225.0575720987.

The spelling of 11399371 in words is "eleven million, three hundred ninety-nine thousand, three hundred seventy-one".