11910804119 has 4 divisors (see below), whose sum is σ = 11930689200. Its totient is φ = 11890919040.

The previous prime is 11910804083. The next prime is 11910804131. The reversal of 11910804119 is 91140801911.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11910804119 is a prime.

It is a super-2 number, since 2×11910804119² (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 (11910804149) 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, 9941642 + ... + 9942839.

It is an arithmetic number, because the mean of its divisors is an integer number (2982672300).

Almost surely, 2^11910804119 is an apocalyptic number.

11910804119 is a deficient number, since it is larger than the sum of its proper divisors (19885081).

11910804119 is an equidigital number, since it uses as much as digits as its factorization.

11910804119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19885080.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 11910804119 in words is "eleven billion, nine hundred ten million, eight hundred four thousand, one hundred nineteen".