129461327 has 2 divisors, whose sum is σ = 129461328. Its totient is φ = 129461326.

The previous prime is 129461279. The next prime is 129461357. The reversal of 129461327 is 723164921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 129461327 - 2²⁰ = 128412751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129461357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64730663 + 64730664.

It is an arithmetic number, because the mean of its divisors is an integer number (64730664).

Almost surely, 2^129461327 is an apocalyptic number.

129461327 is a deficient number, since it is larger than the sum of its proper divisors (1).

129461327 is an equidigital number, since it uses as much as digits as its factorization.

129461327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 129461327 is about 11378.1073557952. The cubic root of 129461327 is about 505.8790388735.

The spelling of 129461327 in words is "one hundred twenty-nine million, four hundred sixty-one thousand, three hundred twenty-seven".