11838040351 has 2 divisors, whose sum is σ = 11838040352.
Its totient is φ = 11838040350.
The previous prime is 11838040289. The next prime is 11838040363. The reversal of 11838040351 is 15304083811.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (15304083811) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11838040351 - 215 = 11838007583 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11838010351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5919020175 + 5919020176.
It is an arithmetic number, because the mean of its divisors is an integer number (5919020176).
Almost surely, 211838040351 is an apocalyptic number.
11838040351 is a deficient number, since it is larger than the sum of its proper divisors (1).
11838040351 is an equidigital number, since it uses as much as digits as its factorization.
11838040351 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11520, while the sum is 34.
The spelling of 11838040351 in words is "eleven billion, eight hundred thirty-eight million, forty thousand, three hundred fifty-one".