3913193 has 2 divisors, whose sum is σ = 3913194. Its totient is φ = 3913192.

The previous prime is 3913181. The next prime is 3913199.

3913193 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3052009 + 861184 = 1747^2 + 928^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3913193 is a prime.

It is not a weakly prime, because it can be changed into another prime (3913199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1956596 + 1956597.

It is an arithmetic number, because the mean of its divisors is an integer number (1956597).

Almost surely, 2^3913193 is an apocalyptic number.

It is an amenable number.

3913193 is a deficient number, since it is larger than the sum of its proper divisors (1).

3913193 is an equidigital number, since it uses as much as digits as its factorization.

3913193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2187, while the sum is 29.

The square root of 3913193 is about 1978.1792133171. The cubic root of 3913193 is about 157.5833840823.

The spelling of 3913193 in words is "three million, nine hundred thirteen thousand, one hundred ninety-three".