129060361 has 2 divisors, whose sum is σ = 129060362. Its totient is φ = 129060360.

The previous prime is 129060341. The next prime is 129060367. The reversal of 129060361 is 163060921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125888400 + 3171961 = 11220^2 + 1781^2 .

It is a cyclic number.

It is not a de Polignac number, because 129060361 - 2⁷ = 129060233 is a prime.

It is not a weakly prime, because it can be changed into another prime (129060367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64530180 + 64530181.

It is an arithmetic number, because the mean of its divisors is an integer number (64530181).

Almost surely, 2^129060361 is an apocalyptic number.

It is an amenable number.

129060361 is a deficient number, since it is larger than the sum of its proper divisors (1).

129060361 is an equidigital number, since it uses as much as digits as its factorization.

129060361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 129060361 is about 11360.4736256901. The cubic root of 129060361 is about 505.3562313500.

The spelling of 129060361 in words is "one hundred twenty-nine million, sixty thousand, three hundred sixty-one".