129740083201 has 2 divisors, whose sum is σ = 129740083202. Its totient is φ = 129740083200.

The previous prime is 129740083169. The next prime is 129740083211. The reversal of 129740083201 is 102380047921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123749168400 + 5990914801 = 351780^2 + 77401^2 .

It is a cyclic number.

It is not a de Polignac number, because 129740083201 - 2⁵ = 129740083169 is a prime.

It is not a weakly prime, because it can be changed into another prime (129740083211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64870041600 + 64870041601.

It is an arithmetic number, because the mean of its divisors is an integer number (64870041601).

Almost surely, 2^129740083201 is an apocalyptic number.

It is an amenable number.

129740083201 is a deficient number, since it is larger than the sum of its proper divisors (1).

129740083201 is an equidigital number, since it uses as much as digits as its factorization.

129740083201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 129740083201 in words is "one hundred twenty-nine billion, seven hundred forty million, eighty-three thousand, two hundred one".