116660651 has 4 divisors (see below), whose sum is σ = 116965632. Its totient is φ = 116355672.

The previous prime is 116660633. The next prime is 116660653. The reversal of 116660651 is 156066611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 156066611 = 4271 ⋅36541.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116660651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116660653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151916 + ... + 152681.

It is an arithmetic number, because the mean of its divisors is an integer number (29241408).

Almost surely, 2^116660651 is an apocalyptic number.

116660651 is a deficient number, since it is larger than the sum of its proper divisors (304981).

116660651 is an equidigital number, since it uses as much as digits as its factorization.

116660651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304980.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 116660651 is about 10800.9560225010. The cubic root of 116660651 is about 488.6240043875.

The spelling of 116660651 in words is "one hundred sixteen million, six hundred sixty thousand, six hundred fifty-one".