4381043703923 has 2 divisors, whose sum is σ = 4381043703924. Its totient is φ = 4381043703922.

The previous prime is 4381043703901. The next prime is 4381043703991. The reversal of 4381043703923 is 3293073401834.

4381043703923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4381043703923 - 2²⁶ = 4380976595059 is a prime.

It is not a weakly prime, because it can be changed into another prime (4381043703523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190521851961 + 2190521851962.

It is an arithmetic number, because the mean of its divisors is an integer number (2190521851962).

Almost surely, 2^{4381043703923} is an apocalyptic number.

4381043703923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4381043703923 is an equidigital number, since it uses as much as digits as its factorization.

4381043703923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 4381043703923 in words is "four trillion, three hundred eighty-one billion, forty-three million, seven hundred three thousand, nine hundred twenty-three".