11838051443 has 2 divisors, whose sum is σ = 11838051444. Its totient is φ = 11838051442.

The previous prime is 11838051397. The next prime is 11838051451. The reversal of 11838051443 is 34415083811.

It is a strong prime.

It is an emirp because it is prime and its reverse (34415083811) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11838051443 - 2⁸ = 11838051187 is a prime.

It is a super-2 number, since 2×11838051443² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 11838051397 and 11838051406.

It is not a weakly prime, because it can be changed into another prime (11838051143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5919025721 + 5919025722.

It is an arithmetic number, because the mean of its divisors is an integer number (5919025722).

Almost surely, 2^11838051443 is an apocalyptic number.

11838051443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11838051443 is an equidigital number, since it uses as much as digits as its factorization.

11838051443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 38.

The spelling of 11838051443 in words is "eleven billion, eight hundred thirty-eight million, fifty-one thousand, four hundred forty-three".