2140326317 has 2 divisors, whose sum is σ = 2140326318. Its totient is φ = 2140326316.

The previous prime is 2140326283. The next prime is 2140326319. The reversal of 2140326317 is 7136230412.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1220174761 + 920151556 = 34931^2 + 30334^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140326317 - 2¹⁴ = 2140309933 is a prime.

Together with 2140326319, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2140326317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140326319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070163158 + 1070163159.

It is an arithmetic number, because the mean of its divisors is an integer number (1070163159).

Almost surely, 2^2140326317 is an apocalyptic number.

It is an amenable number.

2140326317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140326317 is an equidigital number, since it uses as much as digits as its factorization.

2140326317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2140326317 is about 46263.6608689801. The cubic root of 2140326317 is about 1288.7242394086.

Adding to 2140326317 its reverse (7136230412), we get a palindrome (9276556729).

The spelling of 2140326317 in words is "two billion, one hundred forty million, three hundred twenty-six thousand, three hundred seventeen".