11894382239 has 16 divisors (see below), whose sum is σ = 12151907040. Its totient is φ = 11639738880.

The previous prime is 11894382169. The next prime is 11894382293. The reversal of 11894382239 is 93228349811.

It is a cyclic number.

It is not a de Polignac number, because 11894382239 - 2³² = 7599414943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11894382439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8151692 + ... + 8153150.

It is an arithmetic number, because the mean of its divisors is an integer number (759494190).

Almost surely, 2^11894382239 is an apocalyptic number.

11894382239 is a deficient number, since it is larger than the sum of its proper divisors (257524801).

11894382239 is a wasteful number, since it uses less digits than its factorization.

11894382239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2330.

The product of its digits is 746496, while the sum is 50.

The spelling of 11894382239 in words is "eleven billion, eight hundred ninety-four million, three hundred eighty-two thousand, two hundred thirty-nine".