105888239 has 2 divisors, whose sum is σ = 105888240. Its totient is φ = 105888238.

The previous prime is 105888229. The next prime is 105888269. The reversal of 105888239 is 932888501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105888239 - 2⁸ = 105887983 is a prime.

It is a super-2 number, since 2×105888239² = 22424638317042242, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 105888239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105888229) 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, 52944119 + 52944120.

It is an arithmetic number, because the mean of its divisors is an integer number (52944120).

Almost surely, 2^105888239 is an apocalyptic number.

105888239 is a deficient number, since it is larger than the sum of its proper divisors (1).

105888239 is an equidigital number, since it uses as much as digits as its factorization.

105888239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 44.

The square root of 105888239 is about 10290.2011156245. The cubic root of 105888239 is about 473.0959627224.

The spelling of 105888239 in words is "one hundred five million, eight hundred eighty-eight thousand, two hundred thirty-nine".