2065019317 has 2 divisors, whose sum is σ = 2065019318. Its totient is φ = 2065019316.

The previous prime is 2065019267. The next prime is 2065019329. The reversal of 2065019317 is 7139105602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1577757841 + 487261476 = 39721^2 + 22074^2 .

It is a cyclic number.

It is not a de Polignac number, because 2065019317 - 2¹⁹ = 2064495029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2065019347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032509658 + 1032509659.

It is an arithmetic number, because the mean of its divisors is an integer number (1032509659).

Almost surely, 2^2065019317 is an apocalyptic number.

It is an amenable number.

2065019317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2065019317 is an equidigital number, since it uses as much as digits as its factorization.

2065019317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 2065019317 is about 45442.4836139047. The cubic root of 2065019317 is about 1273.4289128949.

The spelling of 2065019317 in words is "two billion, sixty-five million, nineteen thousand, three hundred seventeen".