2068961317 has 2 divisors, whose sum is σ = 2068961318. Its totient is φ = 2068961316.

The previous prime is 2068961269. The next prime is 2068961329. The reversal of 2068961317 is 7131698602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2054718241 + 14243076 = 45329^2 + 3774^2 .

It is a cyclic number.

It is not a de Polignac number, because 2068961317 - 2¹⁹ = 2068437029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2068961347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034480658 + 1034480659.

It is an arithmetic number, because the mean of its divisors is an integer number (1034480659).

Almost surely, 2^2068961317 is an apocalyptic number.

It is an amenable number.

2068961317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2068961317 is an equidigital number, since it uses as much as digits as its factorization.

2068961317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 2068961317 is about 45485.8364438866. The cubic root of 2068961317 is about 1274.2386980485.

The spelling of 2068961317 in words is "two billion, sixty-eight million, nine hundred sixty-one thousand, three hundred seventeen".