129013322 has 8 divisors (see below), whose sum is σ = 193746816. Its totient is φ = 64431052.

The previous prime is 129013321. The next prime is 129013327. The reversal of 129013322 is 223310921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (129013321) 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 in 3 ways as a sum of consecutive naturals, for example, 35648 + ... + 39099.

It is an arithmetic number, because the mean of its divisors is an integer number (24218352).

Almost surely, 2^129013322 is an apocalyptic number.

129013322 is a deficient number, since it is larger than the sum of its proper divisors (64733494).

129013322 is an equidigital number, since it uses as much as digits as its factorization.

129013322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75612.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 129013322 is about 11358.4031448087. The cubic root of 129013322 is about 505.2948276777.

The spelling of 129013322 in words is "one hundred twenty-nine million, thirteen thousand, three hundred twenty-two".