111744959 has 2 divisors, whose sum is σ = 111744960. Its totient is φ = 111744958.

The previous prime is 111744937. The next prime is 111744973. The reversal of 111744959 is 959447111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111744959 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111746959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55872479 + 55872480.

It is an arithmetic number, because the mean of its divisors is an integer number (55872480).

Almost surely, 2^111744959 is an apocalyptic number.

111744959 is a deficient number, since it is larger than the sum of its proper divisors (1).

111744959 is an equidigital number, since it uses as much as digits as its factorization.

111744959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 41.

The square root of 111744959 is about 10570.9488221257. The cubic root of 111744959 is about 481.6622907747.

The spelling of 111744959 in words is "one hundred eleven million, seven hundred forty-four thousand, nine hundred fifty-nine".