3194813 has 2 divisors, whose sum is σ = 3194814. Its totient is φ = 3194812.

The previous prime is 3194803. The next prime is 3194837. The reversal of 3194813 is 3184913.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3193369 + 1444 = 1787^2 + 38^2 .

It is a cyclic number.

It is not a de Polignac number, because 3194813 - 2⁴ = 3194797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3194803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1597406 + 1597407.

It is an arithmetic number, because the mean of its divisors is an integer number (1597407).

Almost surely, 2^3194813 is an apocalyptic number.

It is an amenable number.

3194813 is a deficient number, since it is larger than the sum of its proper divisors (1).

3194813 is an equidigital number, since it uses as much as digits as its factorization.

3194813 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 3194813 is about 1787.4039834352. The cubic root of 3194813 is about 147.2815957558.

The spelling of 3194813 in words is "three million, one hundred ninety-four thousand, eight hundred thirteen".