11234439859 has 2 divisors, whose sum is σ = 11234439860. Its totient is φ = 11234439858.

The previous prime is 11234439857. The next prime is 11234439863. The reversal of 11234439859 is 95893443211.

It is a weak prime.

It is an emirp because it is prime and its reverse (95893443211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11234439859 - 2¹ = 11234439857 is a prime.

Together with 11234439857, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11234439857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617219929 + 5617219930.

It is an arithmetic number, because the mean of its divisors is an integer number (5617219930).

Almost surely, 2^11234439859 is an apocalyptic number.

11234439859 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234439859 is an equidigital number, since it uses as much as digits as its factorization.

11234439859 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 49.

The spelling of 11234439859 in words is "eleven billion, two hundred thirty-four million, four hundred thirty-nine thousand, eight hundred fifty-nine".