11139203 has 2 divisors, whose sum is σ = 11139204. Its totient is φ = 11139202.

The previous prime is 11139179. The next prime is 11139211. The reversal of 11139203 is 30293111.

11139203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11139203 - 2¹⁴ = 11122819 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (11139223) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5569601 + 5569602.

It is an arithmetic number, because the mean of its divisors is an integer number (5569602).

Almost surely, 2^11139203 is an apocalyptic number.

11139203 is a deficient number, since it is larger than the sum of its proper divisors (1).

11139203 is an equidigital number, since it uses as much as digits as its factorization.

11139203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 11139203 is about 3337.5444566328. The cubic root of 11139203 is about 223.3322147911.

The spelling of 11139203 in words is "eleven million, one hundred thirty-nine thousand, two hundred three".