103811983794 has 48 divisors (see below), whose sum is σ = 238472042328. Its totient is φ = 32525369856.

The previous prime is 103811983763. The next prime is 103811983831. The reversal of 103811983794 is 497389118301.

It is a happy number.

103811983794 is a `hidden beast` number, since 1 + 0 + 3 + 81 + 198 + 379 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 103571330625 + 240653169 = 321825^2 + 15513^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 103811983794.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7564 + ... + 455720.

Almost surely, 2^103811983794 is an apocalyptic number.

103811983794 is an abundant number, since it is smaller than the sum of its proper divisors (134660058534).

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

103811983794 is a wasteful number, since it uses less digits than its factorization.

103811983794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448939 (or 448936 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 103811983794 in words is "one hundred three billion, eight hundred eleven million, nine hundred eighty-three thousand, seven hundred ninety-four".