116661963 has 16 divisors (see below), whose sum is σ = 169877376. Its totient is φ = 70626240.

The previous prime is 116661953. The next prime is 116662019. The reversal of 116661963 is 369166611.

It is not a de Polignac number, because 116661963 - 2⁵ = 116661931 is a prime.

It is a super-2 number, since 2×116661963² = 27220027222026738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116661953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46056 + ... + 48522.

It is an arithmetic number, because the mean of its divisors is an integer number (10617336).

Almost surely, 2^116661963 is an apocalyptic number.

116661963 is a deficient number, since it is larger than the sum of its proper divisors (53215413).

116661963 is a wasteful number, since it uses less digits than its factorization.

116661963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914.

The product of its digits is 34992, while the sum is 39.

The square root of 116661963 is about 10801.0167576946. The cubic root of 116661963 is about 488.6258361170.

The spelling of 116661963 in words is "one hundred sixteen million, six hundred sixty-one thousand, nine hundred sixty-three".