129325082 has 4 divisors (see below), whose sum is σ = 193987626. Its totient is φ = 64662540.

The previous prime is 129325081. The next prime is 129325177. The reversal of 129325082 is 280523921.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 106275481 + 23049601 = 10309^2 + 4801^2 .

It is not an unprimeable number, because it can be changed into a prime (129325081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32331269 + ... + 32331272.

Almost surely, 2^129325082 is an apocalyptic number.

129325082 is a deficient number, since it is larger than the sum of its proper divisors (64662544).

129325082 is an equidigital number, since it uses as much as digits as its factorization.

129325082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64662543.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 129325082 is about 11372.1186240735. The cubic root of 129325082 is about 505.7015143474.

The spelling of 129325082 in words is "one hundred twenty-nine million, three hundred twenty-five thousand, eighty-two".