1613264329 has 2 divisors, whose sum is σ = 1613264330. Its totient is φ = 1613264328.

The previous prime is 1613264311. The next prime is 1613264353. The reversal of 1613264329 is 9234623161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 941262400 + 672001929 = 30680^2 + 25923^2 .

It is an emirp because it is prime and its reverse (9234623161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1613264329 - 2¹⁷ = 1613133257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1613264629) 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, 806632164 + 806632165.

It is an arithmetic number, because the mean of its divisors is an integer number (806632165).

Almost surely, 2^1613264329 is an apocalyptic number.

It is an amenable number.

1613264329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1613264329 is an equidigital number, since it uses as much as digits as its factorization.

1613264329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 1613264329 is about 40165.4618920286. The cubic root of 1613264329 is about 1172.8302990593.

The spelling of 1613264329 in words is "one billion, six hundred thirteen million, two hundred sixty-four thousand, three hundred twenty-nine".