11199039 has 12 divisors (see below), whose sum is σ = 15863304. Its totient is φ = 7026304.

The previous prime is 11199031. The next prime is 11199047. The reversal of 11199039 is 93099111.

It is an interprime number because it is at equal distance from previous prime (11199031) and next prime (11199047).

It is not a de Polignac number, because 11199039 - 2³ = 11199031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11199031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5592 + ... + 7325.

It is an arithmetic number, because the mean of its divisors is an integer number (1321942).

Almost surely, 2^11199039 is an apocalyptic number.

11199039 is a deficient number, since it is larger than the sum of its proper divisors (4664265).

11199039 is a wasteful number, since it uses less digits than its factorization.

11199039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12954 (or 12937 counting only the distinct ones).

The product of its (nonzero) digits is 2187, while the sum is 33.

The square root of 11199039 is about 3346.4965262196. The cubic root of 11199039 is about 223.7313890661.

The spelling of 11199039 in words is "eleven million, one hundred ninety-nine thousand, thirty-nine".