239063017 has 2 divisors, whose sum is σ = 239063018. Its totient is φ = 239063016.

The previous prime is 239063003. The next prime is 239063023. The reversal of 239063017 is 710360932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222934761 + 16128256 = 14931^2 + 4016^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239063017 is a prime.

It is a super-2 number, since 2×239063017² = 114302252194284578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 239063017.

It is not a weakly prime, because it can be changed into another prime (239063047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119531508 + 119531509.

It is an arithmetic number, because the mean of its divisors is an integer number (119531509).

Almost surely, 2^239063017 is an apocalyptic number.

It is an amenable number.

239063017 is a deficient number, since it is larger than the sum of its proper divisors (1).

239063017 is an equidigital number, since it uses as much as digits as its factorization.

239063017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 239063017 is about 15461.6628148463. The cubic root of 239063017 is about 620.6367175518.

The spelling of 239063017 in words is "two hundred thirty-nine million, sixty-three thousand, seventeen".