115905133371 has 8 divisors (see below), whose sum is σ = 156040568320. Its totient is φ = 76519893672.

The previous prime is 115905133367. The next prime is 115905133381. The reversal of 115905133371 is 173331509511.

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

It is not a de Polignac number, because 115905133371 - 2² = 115905133367 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115905133301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187548451 + ... + 187549068.

It is an arithmetic number, because the mean of its divisors is an integer number (19505071040).

Almost surely, 2^115905133371 is an apocalyptic number.

115905133371 is a deficient number, since it is larger than the sum of its proper divisors (40135434949).

115905133371 is a wasteful number, since it uses less digits than its factorization.

115905133371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375097625.

The product of its (nonzero) digits is 42525, while the sum is 39.

The spelling of 115905133371 in words is "one hundred fifteen billion, nine hundred five million, one hundred thirty-three thousand, three hundred seventy-one".