116878757 has 4 divisors (see below), whose sum is σ = 123753996. Its totient is φ = 110003520.

The previous prime is 116878739. The next prime is 116878771. The reversal of 116878757 is 757878611.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86694721 + 30184036 = 9311^2 + 5494^2 .

It is a cyclic number.

It is not a de Polignac number, because 116878757 - 2⁶ = 116878693 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 (116878357) 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, 3437594 + ... + 3437627.

It is an arithmetic number, because the mean of its divisors is an integer number (30938499).

Almost surely, 2^116878757 is an apocalyptic number.

116878757 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

116878757 is a deficient number, since it is larger than the sum of its proper divisors (6875239).

116878757 is an equidigital number, since it uses as much as digits as its factorization.

116878757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6875238.

The product of its digits is 658560, while the sum is 50.

The square root of 116878757 is about 10811.0479140553. The cubic root of 116878757 is about 488.9283214540.

The spelling of 116878757 in words is "one hundred sixteen million, eight hundred seventy-eight thousand, seven hundred fifty-seven".