11534020159 has 2 divisors, whose sum is σ = 11534020160. Its totient is φ = 11534020158.

The previous prime is 11534020139. The next prime is 11534020187. The reversal of 11534020159 is 95102043511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11534020159 - 2¹⁹ = 11533495871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11534020159.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11534020109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5767010079 + 5767010080.

It is an arithmetic number, because the mean of its divisors is an integer number (5767010080).

Almost surely, 2^11534020159 is an apocalyptic number.

11534020159 is a deficient number, since it is larger than the sum of its proper divisors (1).

11534020159 is an equidigital number, since it uses as much as digits as its factorization.

11534020159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 11534020159 in words is "eleven billion, five hundred thirty-four million, twenty thousand, one hundred fifty-nine".