3315091943 has 2 divisors, whose sum is σ = 3315091944. Its totient is φ = 3315091942.

The previous prime is 3315091939. The next prime is 3315091973. The reversal of 3315091943 is 3491905133.

3315091943 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (3491905133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3315091943 - 2² = 3315091939 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3315091897 and 3315091906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3315091973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1657545971 + 1657545972.

It is an arithmetic number, because the mean of its divisors is an integer number (1657545972).

Almost surely, 2^3315091943 is an apocalyptic number.

3315091943 is a deficient number, since it is larger than the sum of its proper divisors (1).

3315091943 is an equidigital number, since it uses as much as digits as its factorization.

3315091943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 3315091943 is about 57576.8351249007. The cubic root of 3315091943 is about 1491.0716946448.

The spelling of 3315091943 in words is "three billion, three hundred fifteen million, ninety-one thousand, nine hundred forty-three".