116631643 has 8 divisors (see below), whose sum is σ = 121932288. Its totient is φ = 111350184.

The previous prime is 116631623. The next prime is 116631653. The reversal of 116631643 is 346136611.

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

It is a cyclic number.

It is not a de Polignac number, because 116631643 - 2⁹ = 116631131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116631623) 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, 8446 + ... + 17452.

It is an arithmetic number, because the mean of its divisors is an integer number (15241536).

Almost surely, 2^116631643 is an apocalyptic number.

116631643 is a deficient number, since it is larger than the sum of its proper divisors (5300645).

116631643 is an equidigital number, since it uses as much as digits as its factorization.

116631643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9593.

The product of its digits is 7776, while the sum is 31.

The square root of 116631643 is about 10799.6130949215. The cubic root of 116631643 is about 488.5835017845.

The spelling of 116631643 in words is "one hundred sixteen million, six hundred thirty-one thousand, six hundred forty-three".