12319129 has 2 divisors, whose sum is σ = 12319130. Its totient is φ = 12319128.

The previous prime is 12319117. The next prime is 12319193. The reversal of 12319129 is 92191321.

12319129 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6365529 + 5953600 = 2523^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 12319129 - 2¹⁹ = 11794841 is a prime.

It is equal to p₈₀₇₆₃₄ and since 12319129 and 807634 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 12319097 and 12319106.

It is not a weakly prime, because it can be changed into another prime (12319529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6159564 + 6159565.

It is an arithmetic number, because the mean of its divisors is an integer number (6159565).

Almost surely, 2^12319129 is an apocalyptic number.

It is an amenable number.

12319129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12319129 is an equidigital number, since it uses as much as digits as its factorization.

12319129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 28.

The square root of 12319129 is about 3509.8616781862. The cubic root of 12319129 is about 230.9546271210.

The spelling of 12319129 in words is "twelve million, three hundred nineteen thousand, one hundred twenty-nine".