129741713 has 2 divisors, whose sum is σ = 129741714. Its totient is φ = 129741712.

The previous prime is 129741697. The next prime is 129741743. The reversal of 129741713 is 317147921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97160449 + 32581264 = 9857^2 + 5708^2 .

It is an emirp because it is prime and its reverse (317147921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129741713 - 2⁴ = 129741697 is a prime.

It is not a weakly prime, because it can be changed into another prime (129741743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64870856 + 64870857.

It is an arithmetic number, because the mean of its divisors is an integer number (64870857).

Almost surely, 2^129741713 is an apocalyptic number.

It is an amenable number.

129741713 is a deficient number, since it is larger than the sum of its proper divisors (1).

129741713 is an equidigital number, since it uses as much as digits as its factorization.

129741713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 35.

The square root of 129741713 is about 11390.4219851593. The cubic root of 129741713 is about 506.2439847276.

The spelling of 129741713 in words is "one hundred twenty-nine million, seven hundred forty-one thousand, seven hundred thirteen".