11419781159 has 2 divisors, whose sum is σ = 11419781160. Its totient is φ = 11419781158.

The previous prime is 11419781143. The next prime is 11419781171. The reversal of 11419781159 is 95118791411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11419781159 - 2⁴ = 11419781143 is a prime.

It is a super-3 number, since 3×11419781159³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11419781119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5709890579 + 5709890580.

It is an arithmetic number, because the mean of its divisors is an integer number (5709890580).

Almost surely, 2^11419781159 is an apocalyptic number.

11419781159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11419781159 is an equidigital number, since it uses as much as digits as its factorization.

11419781159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 47.

The spelling of 11419781159 in words is "eleven billion, four hundred nineteen million, seven hundred eighty-one thousand, one hundred fifty-nine".