11944235239 has 4 divisors (see below), whose sum is σ = 11997797056. Its totient is φ = 11890673424.

The previous prime is 11944235201. The next prime is 11944235273. The reversal of 11944235239 is 93253244911.

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 11944235239 - 2¹⁷ = 11944104167 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11944235195 and 11944235204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11944235279) 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, 26780574 + ... + 26781019.

It is an arithmetic number, because the mean of its divisors is an integer number (2999449264).

Almost surely, 2^11944235239 is an apocalyptic number.

11944235239 is a deficient number, since it is larger than the sum of its proper divisors (53561817).

11944235239 is an equidigital number, since it uses as much as digits as its factorization.

11944235239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53561816.

The product of its digits is 233280, while the sum is 43.

The spelling of 11944235239 in words is "eleven billion, nine hundred forty-four million, two hundred thirty-five thousand, two hundred thirty-nine".