116266321 has 4 divisors (see below), whose sum is σ = 119408692. Its totient is φ = 113123952.

The previous prime is 116266313. The next prime is 116266327. The reversal of 116266321 is 123662611.

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 95335696 + 20930625 = 9764^2 + 4575^2 .

It is a cyclic number.

It is not a de Polignac number, because 116266321 - 2³ = 116266313 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 116266321.

It is not an unprimeable number, because it can be changed into a prime (116266327) 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, 1571130 + ... + 1571203.

It is an arithmetic number, because the mean of its divisors is an integer number (29852173).

Almost surely, 2^116266321 is an apocalyptic number.

It is an amenable number.

116266321 is a deficient number, since it is larger than the sum of its proper divisors (3142371).

116266321 is an equidigital number, since it uses as much as digits as its factorization.

116266321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142370.

The product of its digits is 2592, while the sum is 28.

The square root of 116266321 is about 10782.6861681123. The cubic root of 116266321 is about 488.0728428059.

The spelling of 116266321 in words is "one hundred sixteen million, two hundred sixty-six thousand, three hundred twenty-one".