20069017 has 2 divisors, whose sum is σ = 20069018. Its totient is φ = 20069016.

The previous prime is 20068999. The next prime is 20069029. The reversal of 20069017 is 71096002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13329801 + 6739216 = 3651^2 + 2596^2 .

It is a cyclic number.

It is not a de Polignac number, because 20069017 - 2¹⁹ = 19544729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20068982 and 20069000.

It is not a weakly prime, because it can be changed into another prime (20069417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10034508 + 10034509.

It is an arithmetic number, because the mean of its divisors is an integer number (10034509).

Almost surely, 2^20069017 is an apocalyptic number.

It is an amenable number.

20069017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20069017 is an equidigital number, since it uses as much as digits as its factorization.

20069017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 20069017 is about 4479.8456446623. The cubic root of 20069017 is about 271.7536381222.

The spelling of 20069017 in words is "twenty million, sixty-nine thousand, seventeen".