1001697913 has 2 divisors, whose sum is σ = 1001697914. Its totient is φ = 1001697912.

The previous prime is 1001697899. The next prime is 1001697923. The reversal of 1001697913 is 3197961001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 907937424 + 93760489 = 30132^2 + 9683^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001697913 - 2⁹ = 1001697401 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001697923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500848956 + 500848957.

It is an arithmetic number, because the mean of its divisors is an integer number (500848957).

Almost surely, 2^1001697913 is an apocalyptic number.

It is an amenable number.

1001697913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001697913 is an equidigital number, since it uses as much as digits as its factorization.

1001697913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 1001697913 is about 31649.6115773954. The cubic root of 1001697913 is about 1000.5656509786.

The spelling of 1001697913 in words is "one billion, one million, six hundred ninety-seven thousand, nine hundred thirteen".