3843012103999 has 2 divisors, whose sum is σ = 3843012104000. Its totient is φ = 3843012103998.

The previous prime is 3843012103981. The next prime is 3843012104051. The reversal of 3843012103999 is 9993012103483.

It is a happy number.

It is an a-pointer prime, because the next prime (3843012104051) can be obtained adding 3843012103999 to its sum of digits (52).

It is a weak prime.

It is an emirp because it is prime and its reverse (9993012103483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3843012103999 - 2¹⁹ = 3843011579711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3843012103969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921506051999 + 1921506052000.

It is an arithmetic number, because the mean of its divisors is an integer number (1921506052000).

Almost surely, 2^{3843012103999} is an apocalyptic number.

3843012103999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3843012103999 is an equidigital number, since it uses as much as digits as its factorization.

3843012103999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The spelling of 3843012103999 in words is "three trillion, eight hundred forty-three billion, twelve million, one hundred three thousand, nine hundred ninety-nine".