129833701 has 2 divisors, whose sum is σ = 129833702. Its totient is φ = 129833700.

The previous prime is 129833699. The next prime is 129833719. The reversal of 129833701 is 107338921.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110040100 + 19793601 = 10490^2 + 4449^2 .

It is an emirp because it is prime and its reverse (107338921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129833701 - 2¹ = 129833699 is a prime.

Together with 129833699, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129833731) 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, 64916850 + 64916851.

It is an arithmetic number, because the mean of its divisors is an integer number (64916851).

Almost surely, 2^129833701 is an apocalyptic number.

It is an amenable number.

129833701 is a deficient number, since it is larger than the sum of its proper divisors (1).

129833701 is an equidigital number, since it uses as much as digits as its factorization.

129833701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 129833701 is about 11394.4592236753. The cubic root of 129833701 is about 506.3636002548.

The spelling of 129833701 in words is "one hundred twenty-nine million, eight hundred thirty-three thousand, seven hundred one".