116593281 has 12 divisors (see below), whose sum is σ = 192471552. Its totient is φ = 66624696.

The previous prime is 116593277. The next prime is 116593283. The reversal of 116593281 is 182395611.

It is not a de Polignac number, because 116593281 - 2² = 116593277 is a prime.

It is a super-2 number, since 2×116593281² = 27187986348689922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116593283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 925281 + ... + 925406.

It is an arithmetic number, because the mean of its divisors is an integer number (16039296).

Almost surely, 2^116593281 is an apocalyptic number.

It is an amenable number.

116593281 is a deficient number, since it is larger than the sum of its proper divisors (75878271).

116593281 is a wasteful number, since it uses less digits than its factorization.

116593281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850700 (or 1850697 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 116593281 is about 10797.8368667062. The cubic root of 116593281 is about 488.5299282855.

The spelling of 116593281 in words is "one hundred sixteen million, five hundred ninety-three thousand, two hundred eighty-one".