129337330 has 8 divisors (see below), whose sum is σ = 232807212. Its totient is φ = 51734928.

The previous prime is 129337321. The next prime is 129337393. The reversal of 129337330 is 33733921.

It can be written as a sum of positive squares in 2 ways, for example, as 123810129 + 5527201 = 11127^2 + 2351^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 129337292 and 129337301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6466857 + ... + 6466876.

Almost surely, 2^129337330 is an apocalyptic number.

129337330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

129337330 is a deficient number, since it is larger than the sum of its proper divisors (103469882).

129337330 is a wasteful number, since it uses less digits than its factorization.

129337330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12933740.

The product of its (nonzero) digits is 10206, while the sum is 31.

The square root of 129337330 is about 11372.6571213591. The cubic root of 129337330 is about 505.7174783469.

The spelling of 129337330 in words is "one hundred twenty-nine million, three hundred thirty-seven thousand, three hundred thirty".