11451199 has 2 divisors, whose sum is σ = 11451200. Its totient is φ = 11451198.

The previous prime is 11451197. The next prime is 11451211. The reversal of 11451199 is 99115411.

It is a weak prime.

It is an emirp because it is prime and its reverse (99115411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11451199 - 2¹ = 11451197 is a prime.

It is a super-2 number, since 2×11451199² = 262259917075202, which contains 22 as substring.

Together with 11451197, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11451199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11451191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5725599 + 5725600.

It is an arithmetic number, because the mean of its divisors is an integer number (5725600).

Almost surely, 2^11451199 is an apocalyptic number.

11451199 is a deficient number, since it is larger than the sum of its proper divisors (1).

11451199 is an equidigital number, since it uses as much as digits as its factorization.

11451199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 31.

The square root of 11451199 is about 3383.9620269737. The cubic root of 11451199 is about 225.3981362369.

The spelling of 11451199 in words is "eleven million, four hundred fifty-one thousand, one hundred ninety-nine".