129330014 has 8 divisors (see below), whose sum is σ = 211630968. Its totient is φ = 58786360.

The previous prime is 129330013. The next prime is 129330049. The reversal of 129330014 is 410033921.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129330011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2939297 + ... + 2939340.

It is an arithmetic number, because the mean of its divisors is an integer number (26453871).

Almost surely, 2^129330014 is an apocalyptic number.

129330014 is a deficient number, since it is larger than the sum of its proper divisors (82300954).

129330014 is a wasteful number, since it uses less digits than its factorization.

129330014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5878650.

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

The square root of 129330014 is about 11372.3354681437. The cubic root of 129330014 is about 505.7079428198.

Adding to 129330014 its reverse (410033921), we get a palindrome (539363935).

The spelling of 129330014 in words is "one hundred twenty-nine million, three hundred thirty thousand, fourteen".