115129505132 has 24 divisors (see below), whose sum is σ = 204374876160. Its totient is φ = 56739168720.

The previous prime is 115129505107. The next prime is 115129505143. The reversal of 115129505132 is 231505921511.

It is a junction number, because it is equal to n+sod(n) for n = 115129505092 and 115129505101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124844 + ... + 495827.

It is an arithmetic number, because the mean of its divisors is an integer number (8515619840).

Almost surely, 2^115129505132 is an apocalyptic number.

It is an amenable number.

115129505132 is a deficient number, since it is larger than the sum of its proper divisors (89245371028).

115129505132 is a wasteful number, since it uses less digits than its factorization.

115129505132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621341 (or 621339 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 35.

The spelling of 115129505132 in words is "one hundred fifteen billion, one hundred twenty-nine million, five hundred five thousand, one hundred thirty-two".