11842419983 has 4 divisors (see below), whose sum is σ = 11959671768. Its totient is φ = 11725168200.

The previous prime is 11842419973. The next prime is 11842420027. The reversal of 11842419983 is 38991424811.

It is a happy number.

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 11842419983 - 2²⁰ = 11841371407 is a prime.

It is a super-2 number, since 2×11842419983² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11842419913) 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, 58625741 + ... + 58625942.

It is an arithmetic number, because the mean of its divisors is an integer number (2989917942).

Almost surely, 2^11842419983 is an apocalyptic number.

11842419983 is a deficient number, since it is larger than the sum of its proper divisors (117251785).

11842419983 is a wasteful number, since it uses less digits than its factorization.

11842419983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117251784.

The product of its digits is 497664, while the sum is 50.

The spelling of 11842419983 in words is "eleven billion, eight hundred forty-two million, four hundred nineteen thousand, nine hundred eighty-three".