11778034159 has 2 divisors, whose sum is σ = 11778034160. Its totient is φ = 11778034158.

The previous prime is 11778034091. The next prime is 11778034187. The reversal of 11778034159 is 95143087711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11778034159 - 2¹¹ = 11778032111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11778032159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5889017079 + 5889017080.

It is an arithmetic number, because the mean of its divisors is an integer number (5889017080).

Almost surely, 2^11778034159 is an apocalyptic number.

11778034159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11778034159 is an equidigital number, since it uses as much as digits as its factorization.

11778034159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 46.

The spelling of 11778034159 in words is "eleven billion, seven hundred seventy-eight million, thirty-four thousand, one hundred fifty-nine".