159106769 has 2 divisors, whose sum is σ = 159106770. Its totient is φ = 159106768.

The previous prime is 159106747. The next prime is 159106777. The reversal of 159106769 is 967601951.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 158130625 + 976144 = 12575^2 + 988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-159106769 is a prime.

It is a super-2 number, since 2×159106769² = 50629927883238722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (159106729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79553384 + 79553385.

It is an arithmetic number, because the mean of its divisors is an integer number (79553385).

Almost surely, 2^159106769 is an apocalyptic number.

It is an amenable number.

159106769 is a deficient number, since it is larger than the sum of its proper divisors (1).

159106769 is an equidigital number, since it uses as much as digits as its factorization.

159106769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 102060, while the sum is 44.

The square root of 159106769 is about 12613.7531686647. The cubic root of 159106769 is about 541.8713866753.

The spelling of 159106769 in words is "one hundred fifty-nine million, one hundred six thousand, seven hundred sixty-nine".