116661677 has 4 divisors (see below), whose sum is σ = 127267296. Its totient is φ = 106056060.

The previous prime is 116661641. The next prime is 116661679. The reversal of 116661677 is 776166611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 776166611 = 11 ⋅70560601.

It is not a de Polignac number, because 116661677 - 2⁸ = 116661421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116661679) 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, 5302793 + ... + 5302814.

It is an arithmetic number, because the mean of its divisors is an integer number (31816824).

Almost surely, 2^116661677 is an apocalyptic number.

It is an amenable number.

116661677 is a deficient number, since it is larger than the sum of its proper divisors (10605619).

116661677 is a wasteful number, since it uses less digits than its factorization.

116661677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10605618.

The product of its digits is 63504, while the sum is 41.

The square root of 116661677 is about 10801.0035181922. The cubic root of 116661677 is about 488.6254368235.

The spelling of 116661677 in words is "one hundred sixteen million, six hundred sixty-one thousand, six hundred seventy-seven".