118779103 has 4 divisors (see below), whose sum is σ = 120406288. Its totient is φ = 117151920.

The previous prime is 118779079. The next prime is 118779109. The reversal of 118779103 is 301977811.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 118779103 - 2⁵ = 118779071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118779109) 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, 813483 + ... + 813628.

It is an arithmetic number, because the mean of its divisors is an integer number (30101572).

Almost surely, 2^118779103 is an apocalyptic number.

118779103 is a deficient number, since it is larger than the sum of its proper divisors (1627185).

118779103 is an equidigital number, since it uses as much as digits as its factorization.

118779103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627184.

The product of its (nonzero) digits is 10584, while the sum is 37.

The square root of 118779103 is about 10898.5826142669. The cubic root of 118779103 is about 491.5639368375.

The spelling of 118779103 in words is "one hundred eighteen million, seven hundred seventy-nine thousand, one hundred three".