129950116 has 12 divisors (see below), whose sum is σ = 227550960. Its totient is φ = 64935560.

The previous prime is 129950099. The next prime is 129950129. The reversal of 129950116 is 611059921.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1726 + ... + 16213.

It is an arithmetic number, because the mean of its divisors is an integer number (18962580).

Almost surely, 2^129950116 is an apocalyptic number.

It is an amenable number.

129950116 is a deficient number, since it is larger than the sum of its proper divisors (97600844).

129950116 is a wasteful number, since it uses less digits than its factorization.

129950116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19754 (or 19752 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 34.

The square root of 129950116 is about 11399.5664829852. The cubic root of 129950116 is about 506.5148981798.

It can be divided in two parts, 1299 and 50116, that added together give a palindrome (51415).

The spelling of 129950116 in words is "one hundred twenty-nine million, nine hundred fifty thousand, one hundred sixteen".