118963 has 4 divisors (see below), whose sum is σ = 128128. Its totient is φ = 109800.

The previous prime is 118931. The next prime is 118967. The reversal of 118963 is 369811.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 369811 = 13 ⋅28447.

It is a cyclic number.

It is not a de Polignac number, because 118963 - 2⁵ = 118931 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118967) 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, 4563 + ... + 4588.

It is an arithmetic number, because the mean of its divisors is an integer number (32032).

2¹¹⁸⁹⁶³ is an apocalyptic number.

118963 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

118963 is a deficient number, since it is larger than the sum of its proper divisors (9165).

118963 is an equidigital number, since it uses as much as digits as its factorization.

118963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9164.

The product of its digits is 1296, while the sum is 28.

The square root of 118963 is about 344.9101332231. The cubic root of 118963 is about 49.1817490196.

It can be divided in two parts, 118 and 963, that added together give a triangular number (1081 = T₄₆).

The spelling of 118963 in words is "one hundred eighteen thousand, nine hundred sixty-three".