129476714 has 8 divisors (see below), whose sum is σ = 195071328. Its totient is φ = 64452940.

The previous prime is 129476713. The next prime is 129476719. The reversal of 129476714 is 417674921.

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 (129476713) 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, 142142 + ... + 143049.

It is an arithmetic number, because the mean of its divisors is an integer number (24383916).

Almost surely, 2^129476714 is an apocalyptic number.

129476714 is a deficient number, since it is larger than the sum of its proper divisors (65594614).

129476714 is a wasteful number, since it uses less digits than its factorization.

129476714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285420.

The product of its digits is 84672, while the sum is 41.

The square root of 129476714 is about 11378.7835026421. The cubic root of 129476714 is about 505.8990799997.

The spelling of 129476714 in words is "one hundred twenty-nine million, four hundred seventy-six thousand, seven hundred fourteen".