159234769 has 2 divisors, whose sum is σ = 159234770. Its totient is φ = 159234768.

The previous prime is 159234749. The next prime is 159234781. The reversal of 159234769 is 967432951.

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., 159062544 + 172225 = 12612^2 + 415^2 .

It is a cyclic number.

It is not a de Polignac number, because 159234769 - 2¹¹ = 159232721 is a prime.

It is a super-2 number, since 2×159234769² = 50711423316966722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (159234709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79617384 + 79617385.

It is an arithmetic number, because the mean of its divisors is an integer number (79617385).

Almost surely, 2^159234769 is an apocalyptic number.

It is an amenable number.

159234769 is a deficient number, since it is larger than the sum of its proper divisors (1).

159234769 is an equidigital number, since it uses as much as digits as its factorization.

159234769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 46.

The square root of 159234769 is about 12618.8259755018. The cubic root of 159234769 is about 542.0166579849.

The spelling of 159234769 in words is "one hundred fifty-nine million, two hundred thirty-four thousand, seven hundred sixty-nine".