116286281 has 2 divisors, whose sum is σ = 116286282. Its totient is φ = 116286280.

The previous prime is 116286277. The next prime is 116286283. The reversal of 116286281 is 182682611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82646281 + 33640000 = 9091^2 + 5800^2 .

It is a cyclic number.

It is not a de Polignac number, because 116286281 - 2² = 116286277 is a prime.

It is a super-2 number, since 2×116286281² = 27044998297621922, which contains 22 as substring.

Together with 116286283, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (116286283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58143140 + 58143141.

It is an arithmetic number, because the mean of its divisors is an integer number (58143141).

Almost surely, 2^116286281 is an apocalyptic number.

It is an amenable number.

116286281 is a deficient number, since it is larger than the sum of its proper divisors (1).

116286281 is an equidigital number, since it uses as much as digits as its factorization.

116286281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 35.

The square root of 116286281 is about 10783.6116862580. The cubic root of 116286281 is about 488.1007711473.

The spelling of 116286281 in words is "one hundred sixteen million, two hundred eighty-six thousand, two hundred eighty-one".