3913717 has 2 divisors, whose sum is σ = 3913718. Its totient is φ = 3913716.

The previous prime is 3913697. The next prime is 3913727. The reversal of 3913717 is 7173193.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2047761 + 1865956 = 1431^2 + 1366^2 .

It is an emirp because it is prime and its reverse (7173193) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3913717 - 2⁷ = 3913589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3913727) 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, 1956858 + 1956859.

It is an arithmetic number, because the mean of its divisors is an integer number (1956859).

Almost surely, 2^3913717 is an apocalyptic number.

It is an amenable number.

3913717 is a deficient number, since it is larger than the sum of its proper divisors (1).

3913717 is an equidigital number, since it uses as much as digits as its factorization.

3913717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3969, while the sum is 31.

The square root of 3913717 is about 1978.3116539110. The cubic root of 3913717 is about 157.5904175549.

The spelling of 3913717 in words is "three million, nine hundred thirteen thousand, seven hundred seventeen".