12190303 has 2 divisors, whose sum is σ = 12190304. Its totient is φ = 12190302.

The previous prime is 12190261. The next prime is 12190307. The reversal of 12190303 is 30309121.

12190303 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 an emirp because it is prime and its reverse (30309121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12190303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12190307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6095151 + 6095152.

It is an arithmetic number, because the mean of its divisors is an integer number (6095152).

Almost surely, 2^12190303 is an apocalyptic number.

12190303 is a deficient number, since it is larger than the sum of its proper divisors (1).

12190303 is an equidigital number, since it uses as much as digits as its factorization.

12190303 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 19.

The square root of 12190303 is about 3491.4614418607. The cubic root of 12190303 is about 230.1467431549.

Adding to 12190303 its reverse (30309121), we get a palindrome (42499424).

The spelling of 12190303 in words is "twelve million, one hundred ninety thousand, three hundred three".