11003139 has 12 divisors (see below), whose sum is σ = 18164016. Its totient is φ = 6287472.

The previous prime is 11003137. The next prime is 11003173. The reversal of 11003139 is 93130011.

11003139 is digitally balanced in base 2, base 4 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11003139 - 2¹ = 11003137 is a prime.

11003139 is strictly pandigital in base 8.

It is not an unprimeable number, because it can be changed into a prime (11003137) 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, 87264 + ... + 87389.

It is an arithmetic number, because the mean of its divisors is an integer number (1513668).

Almost surely, 2^11003139 is an apocalyptic number.

11003139 is a deficient number, since it is larger than the sum of its proper divisors (7160877).

11003139 is a wasteful number, since it uses less digits than its factorization.

11003139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174666 (or 174663 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 11003139 is about 3317.0979786554. The cubic root of 11003139 is about 222.4191618132.

The spelling of 11003139 in words is "eleven million, three thousand, one hundred thirty-nine".