159765113 has 2 divisors, whose sum is σ = 159765114. Its totient is φ = 159765112.

The previous prime is 159765083. The next prime is 159765121. The reversal of 159765113 is 311567951.

159765113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113891584 + 45873529 = 10672^2 + 6773^2 .

It is a cyclic number.

It is not a de Polignac number, because 159765113 - 2⁶ = 159765049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (159761113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79882556 + 79882557.

It is an arithmetic number, because the mean of its divisors is an integer number (79882557).

Almost surely, 2^159765113 is an apocalyptic number.

It is an amenable number.

159765113 is a deficient number, since it is larger than the sum of its proper divisors (1).

159765113 is an equidigital number, since it uses as much as digits as its factorization.

159765113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28350, while the sum is 38.

The square root of 159765113 is about 12639.8225066652. The cubic root of 159765113 is about 542.6177342921.

The spelling of 159765113 in words is "one hundred fifty-nine million, seven hundred sixty-five thousand, one hundred thirteen".