11238503 has 2 divisors, whose sum is σ = 11238504. Its totient is φ = 11238502.

The previous prime is 11238463. The next prime is 11238509. The reversal of 11238503 is 30583211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11238503 - 2⁶ = 11238439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11238509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5619251 + 5619252.

It is an arithmetic number, because the mean of its divisors is an integer number (5619252).

Almost surely, 2^11238503 is an apocalyptic number.

11238503 is a deficient number, since it is larger than the sum of its proper divisors (1).

11238503 is an equidigital number, since it uses as much as digits as its factorization.

11238503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 11238503 is about 3352.3876565815. The cubic root of 11238503 is about 223.9938813699.

The spelling of 11238503 in words is "eleven million, two hundred thirty-eight thousand, five hundred three".