116775427 has 4 divisors (see below), whose sum is σ = 116917120. Its totient is φ = 116633736.

The previous prime is 116775371. The next prime is 116775433. The reversal of 116775427 is 724577611.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116775427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116775427.

It is not an unprimeable number, because it can be changed into a prime (116775497) 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, 69603 + ... + 71260.

It is an arithmetic number, because the mean of its divisors is an integer number (29229280).

Almost surely, 2^116775427 is an apocalyptic number.

116775427 is a deficient number, since it is larger than the sum of its proper divisors (141693).

116775427 is an equidigital number, since it uses as much as digits as its factorization.

116775427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141692.

The product of its digits is 82320, while the sum is 40.

The square root of 116775427 is about 10806.2679496670. The cubic root of 116775427 is about 488.7841952950.

The spelling of 116775427 in words is "one hundred sixteen million, seven hundred seventy-five thousand, four hundred twenty-seven".