111838288040159 has 2 divisors, whose sum is σ = 111838288040160. Its totient is φ = 111838288040158.

The previous prime is 111838288040107. The next prime is 111838288040161. The reversal of 111838288040159 is 951040882838111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111838288040159 is a prime.

Together with 111838288040161, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 111838288040098 and 111838288040107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111838288040179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55919144020079 + 55919144020080.

It is an arithmetic number, because the mean of its divisors is an integer number (55919144020080).

Almost surely, 2^{111838288040159} is an apocalyptic number.

111838288040159 is a deficient number, since it is larger than the sum of its proper divisors (1).

111838288040159 is an equidigital number, since it uses as much as digits as its factorization.

111838288040159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4423680, while the sum is 59.

The spelling of 111838288040159 in words is "one hundred eleven trillion, eight hundred thirty-eight billion, two hundred eighty-eight million, forty thousand, one hundred fifty-nine".