11139303 has 8 divisors (see below), whose sum is σ = 16974208. Its totient is φ = 6365304.

The previous prime is 11139287. The next prime is 11139341. The reversal of 11139303 is 30393111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11139303 - 2⁴ = 11139287 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 530443 = 11139303 / (1 + 1 + 1 + 3 + 9 + 3 + 0 + 3).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11139303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11139343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 265201 + ... + 265242.

It is an arithmetic number, because the mean of its divisors is an integer number (2121776).

Almost surely, 2^11139303 is an apocalyptic number.

11139303 is a deficient number, since it is larger than the sum of its proper divisors (5834905).

11139303 is an equidigital number, since it uses as much as digits as its factorization.

11139303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530453.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 11139303 is about 3337.5594376730. The cubic root of 11139303 is about 223.3328830960.

The spelling of 11139303 in words is "eleven million, one hundred thirty-nine thousand, three hundred three".