116311305 has 32 divisors (see below), whose sum is σ = 205608960. Its totient is φ = 55673280.

The previous prime is 116311291. The next prime is 116311319. The reversal of 116311305 is 503113611.

It is an interprime number because it is at equal distance from previous prime (116311291) and next prime (116311319).

It is not a de Polignac number, because 116311305 - 2⁴ = 116311289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8574 + ... + 17496.

It is an arithmetic number, because the mean of its divisors is an integer number (6425280).

Almost surely, 2^116311305 is an apocalyptic number.

116311305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116311305 is a deficient number, since it is larger than the sum of its proper divisors (89297655).

116311305 is a wasteful number, since it uses less digits than its factorization.

116311305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9021.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 116311305 is about 10784.7719030121. The cubic root of 116311305 is about 488.1357806014.

Adding to 116311305 its reverse (503113611), we get a palindrome (619424916).

The spelling of 116311305 in words is "one hundred sixteen million, three hundred eleven thousand, three hundred five".