11742503 has 2 divisors, whose sum is σ = 11742504. Its totient is φ = 11742502.

The previous prime is 11742473. The next prime is 11742517. The reversal of 11742503 is 30524711.

11742503 is digitally balanced in base 3, 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 11742503 - 2¹⁰ = 11741479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11742553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5871251 + 5871252.

It is an arithmetic number, because the mean of its divisors is an integer number (5871252).

Almost surely, 2^11742503 is an apocalyptic number.

11742503 is a deficient number, since it is larger than the sum of its proper divisors (1).

11742503 is an equidigital number, since it uses as much as digits as its factorization.

11742503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 11742503 is about 3426.7335758708. The cubic root of 11742503 is about 227.2934356549.

The spelling of 11742503 in words is "eleven million, seven hundred forty-two thousand, five hundred three".