20170337017 has 2 divisors, whose sum is σ = 20170337018. Its totient is φ = 20170337016.

The previous prime is 20170337003. The next prime is 20170337039. The reversal of 20170337017 is 71073307102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11592613561 + 8577723456 = 107669^2 + 92616^2 .

It is a cyclic number.

It is not a de Polignac number, because 20170337017 - 2⁷ = 20170336889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20170337017.

It is not a weakly prime, because it can be changed into another prime (20170337417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10085168508 + 10085168509.

It is an arithmetic number, because the mean of its divisors is an integer number (10085168509).

Almost surely, 2^20170337017 is an apocalyptic number.

It is an amenable number.

20170337017 is a deficient number, since it is larger than the sum of its proper divisors (1).

20170337017 is an equidigital number, since it uses as much as digits as its factorization.

20170337017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6174, while the sum is 31.

The spelling of 20170337017 in words is "twenty billion, one hundred seventy million, three hundred thirty-seven thousand, seventeen".