13420134229 has 2 divisors, whose sum is σ = 13420134230. Its totient is φ = 13420134228.

The previous prime is 13420134191. The next prime is 13420134239. The reversal of 13420134229 is 92243102431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10021011025 + 3399123204 = 100105^2 + 58302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13420134229 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13420134229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13420134239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6710067114 + 6710067115.

It is an arithmetic number, because the mean of its divisors is an integer number (6710067115).

Almost surely, 2^13420134229 is an apocalyptic number.

It is an amenable number.

13420134229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13420134229 is an equidigital number, since it uses as much as digits as its factorization.

13420134229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 13420134229 in words is "thirteen billion, four hundred twenty million, one hundred thirty-four thousand, two hundred twenty-nine".