11986005119 has 4 divisors (see below), whose sum is σ = 13075641960. Its totient is φ = 10896368280.

The previous prime is 11986005113. The next prime is 11986005121. The reversal of 11986005119 is 91150068911.

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: 91150068911 = 11 ⋅8286369901.

It is a cyclic number.

It is not a de Polignac number, because 11986005119 - 2²⁸ = 11717569663 is a prime.

It is a super-2 number, since 2×11986005119² (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 (11986005113) 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, 544818404 + ... + 544818425.

It is an arithmetic number, because the mean of its divisors is an integer number (3268910490).

Almost surely, 2^11986005119 is an apocalyptic number.

11986005119 is a deficient number, since it is larger than the sum of its proper divisors (1089636841).

11986005119 is a wasteful number, since it uses less digits than its factorization.

11986005119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089636840.

The product of its (nonzero) digits is 19440, while the sum is 41.

The spelling of 11986005119 in words is "eleven billion, nine hundred eighty-six million, five thousand, one hundred nineteen".