1713264661 has 2 divisors, whose sum is σ = 1713264662. Its totient is φ = 1713264660.

The previous prime is 1713264659. The next prime is 1713264677. The reversal of 1713264661 is 1664623171.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 884170225 + 829094436 = 29735^2 + 28794^2 .

It is a cyclic number.

It is not a de Polignac number, because 1713264661 - 2¹ = 1713264659 is a prime.

Together with 1713264659, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1713264661.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1713264601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856632330 + 856632331.

It is an arithmetic number, because the mean of its divisors is an integer number (856632331).

Almost surely, 2^1713264661 is an apocalyptic number.

It is an amenable number.

1713264661 is a deficient number, since it is larger than the sum of its proper divisors (1).

1713264661 is an equidigital number, since it uses as much as digits as its factorization.

1713264661 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 1713264661 is about 41391.6013340871. The cubic root of 1713264661 is about 1196.5793001741.

The spelling of 1713264661 in words is "one billion, seven hundred thirteen million, two hundred sixty-four thousand, six hundred sixty-one".