111301986839 has 2 divisors, whose sum is σ = 111301986840. Its totient is φ = 111301986838.

The previous prime is 111301986793. The next prime is 111301986847. The reversal of 111301986839 is 938689103111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111301986839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111301986869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55650993419 + 55650993420.

It is an arithmetic number, because the mean of its divisors is an integer number (55650993420).

Almost surely, 2^111301986839 is an apocalyptic number.

111301986839 is a deficient number, since it is larger than the sum of its proper divisors (1).

111301986839 is an equidigital number, since it uses as much as digits as its factorization.

111301986839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 50.

The spelling of 111301986839 in words is "one hundred eleven billion, three hundred one million, nine hundred eighty-six thousand, eight hundred thirty-nine".