13116858 has 24 divisors (see below), whose sum is σ = 26685792. Its totient is φ = 4298184.

The previous prime is 13116853. The next prime is 13116919. The reversal of 13116858 is 85861131.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13116853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26691 + ... + 27177.

It is an arithmetic number, because the mean of its divisors is an integer number (1111908).

Almost surely, 2^13116858 is an apocalyptic number.

13116858 is an abundant number, since it is smaller than the sum of its proper divisors (13568934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13116858 is an equidigital number, since it uses as much as digits as its factorization.

13116858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626 (or 559 counting only the distinct ones).

The product of its digits is 5760, while the sum is 33.

The square root of 13116858 is about 3621.7203094662. The cubic root of 13116858 is about 235.8359124636.

Adding to 13116858 its reverse (85861131), we get a palindrome (98977989).

The spelling of 13116858 in words is "thirteen million, one hundred sixteen thousand, eight hundred fifty-eight".