115140131535 has 128 divisors (see below), whose sum is σ = 218877603840. Its totient is φ = 51376174080.

The previous prime is 115140131507. The next prime is 115140131567. The reversal of 115140131535 is 535131041511.

It is not a de Polignac number, because 115140131535 - 2⁶ = 115140131471 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 160138906 + ... + 160139624.

It is an arithmetic number, because the mean of its divisors is an integer number (1709981280).

Almost surely, 2^115140131535 is an apocalyptic number.

115140131535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115140131535 is a deficient number, since it is larger than the sum of its proper divisors (103737472305).

115140131535 is a wasteful number, since it uses less digits than its factorization.

115140131535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 115140131535 in words is "one hundred fifteen billion, one hundred forty million, one hundred thirty-one thousand, five hundred thirty-five".