11444003999 has 2 divisors, whose sum is σ = 11444004000. Its totient is φ = 11444003998.

The previous prime is 11444003929. The next prime is 11444004043. The reversal of 11444003999 is 99930044411.

It is a happy number.

It is an a-pointer prime, because the next prime (11444004043) can be obtained adding 11444003999 to its sum of digits (44).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11444003999 - 2⁸ = 11444003743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11444003929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5722001999 + 5722002000.

It is an arithmetic number, because the mean of its divisors is an integer number (5722002000).

Almost surely, 2^11444003999 is an apocalyptic number.

11444003999 is a deficient number, since it is larger than the sum of its proper divisors (1).

11444003999 is an equidigital number, since it uses as much as digits as its factorization.

11444003999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 44.

The spelling of 11444003999 in words is "eleven billion, four hundred forty-four million, three thousand, nine hundred ninety-nine".