1613310329 has 2 divisors, whose sum is σ = 1613310330. Its totient is φ = 1613310328.

The previous prime is 1613310299. The next prime is 1613310331. The reversal of 1613310329 is 9230133161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1211388025 + 401922304 = 34805^2 + 20048^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1613310329 is a prime.

Together with 1613310331, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1613310359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806655164 + 806655165.

It is an arithmetic number, because the mean of its divisors is an integer number (806655165).

Almost surely, 2^1613310329 is an apocalyptic number.

It is an amenable number.

1613310329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613310329 is an equidigital number, since it uses as much as digits as its factorization.

1613310329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 1613310329 is about 40166.0345192303. The cubic root of 1613310329 is about 1172.8414461644.

It can be divided in two parts, 16133 and 10329, that added together give a palindrome (26462).

The spelling of 1613310329 in words is "one billion, six hundred thirteen million, three hundred ten thousand, three hundred twenty-nine".