1696849513 has 2 divisors, whose sum is σ = 1696849514. Its totient is φ = 1696849512.

The previous prime is 1696849487. The next prime is 1696849523. The reversal of 1696849513 is 3159486961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1521234009 + 175615504 = 39003^2 + 13252^2 .

It is an emirp because it is prime and its reverse (3159486961) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1696849513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1696849523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 848424756 + 848424757.

It is an arithmetic number, because the mean of its divisors is an integer number (848424757).

Almost surely, 2^1696849513 is an apocalyptic number.

It is an amenable number.

1696849513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1696849513 is an equidigital number, since it uses as much as digits as its factorization.

1696849513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 52.

The square root of 1696849513 is about 41192.8332723060. The cubic root of 1696849513 is about 1192.7454706685.

The spelling of 1696849513 in words is "one billion, six hundred ninety-six million, eight hundred forty-nine thousand, five hundred thirteen".