3940325243 has 2 divisors, whose sum is σ = 3940325244. Its totient is φ = 3940325242.

The previous prime is 3940325159. The next prime is 3940325251. The reversal of 3940325243 is 3425230493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3940325243 - 2²⁸ = 3671889787 is a prime.

It is not a weakly prime, because it can be changed into another prime (3940325273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970162621 + 1970162622.

It is an arithmetic number, because the mean of its divisors is an integer number (1970162622).

Almost surely, 2^3940325243 is an apocalyptic number.

3940325243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3940325243 is an equidigital number, since it uses as much as digits as its factorization.

3940325243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 3940325243 is about 62772.0100283558. The cubic root of 3940325243 is about 1579.4674863838.

It can be divided in two parts, 39403 and 25243, that added together give a palindrome (64646).

The spelling of 3940325243 in words is "three billion, nine hundred forty million, three hundred twenty-five thousand, two hundred forty-three".