115761000 has 128 divisors (see below), whose sum is σ = 369308160. Its totient is φ = 30176000.

The previous prime is 115760993. The next prime is 115761017. The reversal of 115761000 is 167511.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140590 + ... + 141410.

It is an arithmetic number, because the mean of its divisors is an integer number (2885220).

Almost surely, 2^115761000 is an apocalyptic number.

115761000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115761000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184654080).

115761000 is an abundant number, since it is smaller than the sum of its proper divisors (253547160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115761000 is a wasteful number, since it uses less digits than its factorization.

115761000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 892 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 115761000 is about 10759.2285968837. The cubic root of 115761000 is about 487.3647224913.

The spelling of 115761000 in words is "one hundred fifteen million, seven hundred sixty-one thousand".