111344039 has 2 divisors, whose sum is σ = 111344040. Its totient is φ = 111344038.

The previous prime is 111344003. The next prime is 111344041. The reversal of 111344039 is 930443111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111344039 is a prime.

Together with 111344041, 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 = 111343999 and 111344017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111344059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55672019 + 55672020.

It is an arithmetic number, because the mean of its divisors is an integer number (55672020).

Almost surely, 2^111344039 is an apocalyptic number.

111344039 is a deficient number, since it is larger than the sum of its proper divisors (1).

111344039 is an equidigital number, since it uses as much as digits as its factorization.

111344039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 111344039 is about 10551.9684893388. The cubic root of 111344039 is about 481.0855624403.

The spelling of 111344039 in words is "one hundred eleven million, three hundred forty-four thousand, thirty-nine".