1310220017 has 2 divisors, whose sum is σ = 1310220018. Its totient is φ = 1310220016.

The previous prime is 1310219969. The next prime is 1310220059. The reversal of 1310220017 is 7100220131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 906973456 + 403246561 = 30116^2 + 20081^2 .

It is an emirp because it is prime and its reverse (7100220131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1310220017 - 2²⁰ = 1309171441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1310219977 and 1310220004.

It is not a weakly prime, because it can be changed into another prime (1310220097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655110008 + 655110009.

It is an arithmetic number, because the mean of its divisors is an integer number (655110009).

Almost surely, 2^1310220017 is an apocalyptic number.

It is an amenable number.

1310220017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310220017 is an equidigital number, since it uses as much as digits as its factorization.

1310220017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 1310220017 is about 36196.9614332474. The cubic root of 1310220017 is about 1094.2454347083.

Adding to 1310220017 its reverse (7100220131), we get a palindrome (8410440148).

The spelling of 1310220017 in words is "one billion, three hundred ten million, two hundred twenty thousand, seventeen".