12343129 has 2 divisors, whose sum is σ = 12343130. Its totient is φ = 12343128.

The previous prime is 12343099. The next prime is 12343169. The reversal of 12343129 is 92134321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7414729 + 4928400 = 2723^2 + 2220^2 .

It is a cyclic number.

It is not a de Polignac number, because 12343129 - 2¹¹ = 12341081 is a prime.

It is equal to p₈₀₉₀₆₂ and since 12343129 and 809062 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (12343169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171564 + 6171565.

It is an arithmetic number, because the mean of its divisors is an integer number (6171565).

Almost surely, 2^12343129 is an apocalyptic number.

It is an amenable number.

12343129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343129 is an equidigital number, since it uses as much as digits as its factorization.

12343129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

The square root of 12343129 is about 3513.2789527733. The cubic root of 12343129 is about 231.1045109695.

It can be divided in two parts, 1234312 and 9, that added together give a palindrome (1234321).

The spelling of 12343129 in words is "twelve million, three hundred forty-three thousand, one hundred twenty-nine".