129093116 has 6 divisors (see below), whose sum is σ = 225912960. Its totient is φ = 64546556.

The previous prime is 129093113. The next prime is 129093131. The reversal of 129093116 is 611390921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129093113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16136636 + ... + 16136643.

It is an arithmetic number, because the mean of its divisors is an integer number (37652160).

Almost surely, 2^129093116 is an apocalyptic number.

It is an amenable number.

129093116 is a deficient number, since it is larger than the sum of its proper divisors (96819844).

129093116 is a wasteful number, since it uses less digits than its factorization.

129093116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32273283 (or 32273281 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 32.

The square root of 129093116 is about 11361.9151554656. The cubic root of 129093116 is about 505.3989801927.

The spelling of 129093116 in words is "one hundred twenty-nine million, ninety-three thousand, one hundred sixteen".