159033748693 has 2 divisors, whose sum is σ = 159033748694. Its totient is φ = 159033748692.

The previous prime is 159033748667. The next prime is 159033748711. The reversal of 159033748693 is 396847330951.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100265322609 + 58768426084 = 316647^2 + 242422^2 .

It is a cyclic number.

It is not a de Polignac number, because 159033748693 - 2⁵ = 159033748661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159033758693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79516874346 + 79516874347.

It is an arithmetic number, because the mean of its divisors is an integer number (79516874347).

Almost surely, 2^159033748693 is an apocalyptic number.

It is an amenable number.

159033748693 is a deficient number, since it is larger than the sum of its proper divisors (1).

159033748693 is an equidigital number, since it uses as much as digits as its factorization.

159033748693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14696640, while the sum is 58.

The spelling of 159033748693 in words is "one hundred fifty-nine billion, thirty-three million, seven hundred forty-eight thousand, six hundred ninety-three".