116778167 has 4 divisors (see below), whose sum is σ = 127394376. Its totient is φ = 106161960.

The previous prime is 116778149. The next prime is 116778191. The reversal of 116778167 is 761877611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116778167 - 2⁸ = 116777911 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 (116778667) 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, 5308088 + ... + 5308109.

It is an arithmetic number, because the mean of its divisors is an integer number (31848594).

Almost surely, 2^116778167 is an apocalyptic number.

116778167 is a deficient number, since it is larger than the sum of its proper divisors (10616209).

116778167 is a wasteful number, since it uses less digits than its factorization.

116778167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10616208.

The product of its digits is 98784, while the sum is 44.

The square root of 116778167 is about 10806.3947271974. The cubic root of 116778167 is about 488.7880181832.

The spelling of 116778167 in words is "one hundred sixteen million, seven hundred seventy-eight thousand, one hundred sixty-seven".