105120004039 has 2 divisors, whose sum is σ = 105120004040. Its totient is φ = 105120004038.

The previous prime is 105120004037. The next prime is 105120004111. The reversal of 105120004039 is 930400021501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105120004039 - 2¹ = 105120004037 is a prime.

It is a super-2 number, since 2×105120004039² (a number of 23 digits) contains 22 as substring.

Together with 105120004037, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105120004037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52560002019 + 52560002020.

It is an arithmetic number, because the mean of its divisors is an integer number (52560002020).

Almost surely, 2^105120004039 is an apocalyptic number.

105120004039 is a deficient number, since it is larger than the sum of its proper divisors (1).

105120004039 is an equidigital number, since it uses as much as digits as its factorization.

105120004039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 25.

The spelling of 105120004039 in words is "one hundred five billion, one hundred twenty million, four thousand, thirty-nine".