11319903 has 24 divisors (see below), whose sum is σ = 19089408. Its totient is φ = 6329232.

The previous prime is 11319901. The next prime is 11319923. The reversal of 11319903 is 30991311.

It is not a de Polignac number, because 11319903 - 2¹ = 11319901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11319901) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1050 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (795392).

Almost surely, 2^11319903 is an apocalyptic number.

11319903 is a deficient number, since it is larger than the sum of its proper divisors (7769505).

11319903 is a wasteful number, since it uses less digits than its factorization.

11319903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3883 (or 3880 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 27.

The square root of 11319903 is about 3364.5063530925. The cubic root of 11319903 is about 224.5333736758.

The spelling of 11319903 in words is "eleven million, three hundred nineteen thousand, nine hundred three".