13119943 has 2 divisors, whose sum is σ = 13119944. Its totient is φ = 13119942.

The previous prime is 13119917. The next prime is 13119961. The reversal of 13119943 is 34991131.

13119943 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 a de Polignac number, because none of the positive numbers 2^k-13119943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13119973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6559971 + 6559972.

It is an arithmetic number, because the mean of its divisors is an integer number (6559972).

Almost surely, 2^13119943 is an apocalyptic number.

13119943 is a deficient number, since it is larger than the sum of its proper divisors (1).

13119943 is an equidigital number, since it uses as much as digits as its factorization.

13119943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916, while the sum is 31.

The square root of 13119943 is about 3622.1461870002. The cubic root of 13119943 is about 235.8544000404.

The spelling of 13119943 in words is "thirteen million, one hundred nineteen thousand, nine hundred forty-three".