116816603 has 4 divisors (see below), whose sum is σ = 116838240. Its totient is φ = 116794968.

The previous prime is 116816599. The next prime is 116816621. The reversal of 116816603 is 306618611.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 306618611 = 13 ⋅23586047.

It is a cyclic number.

It is not a de Polignac number, because 116816603 - 2² = 116816599 is a prime.

It is a super-2 number, since 2×116816603² = 27292237472919218, which contains 22 as substring.

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 116816603.

It is not an unprimeable number, because it can be changed into a prime (116816663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4718 + ... + 15996.

It is an arithmetic number, because the mean of its divisors is an integer number (29209560).

Almost surely, 2^116816603 is an apocalyptic number.

116816603 is a deficient number, since it is larger than the sum of its proper divisors (21637).

116816603 is a wasteful number, since it uses less digits than its factorization.

116816603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21636.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 116816603 is about 10808.1729723390. The cubic root of 116816603 is about 488.8416383532.

It can be divided in two parts, 1168 and 16603, that added together give a palindrome (17771).

The spelling of 116816603 in words is "one hundred sixteen million, eight hundred sixteen thousand, six hundred three".