3243203137 has 2 divisors, whose sum is σ = 3243203138. Its totient is φ = 3243203136.

The previous prime is 3243203129. The next prime is 3243203153. The reversal of 3243203137 is 7313023423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2320926976 + 922276161 = 48176^2 + 30369^2 .

It is an emirp because it is prime and its reverse (7313023423) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3243203137 - 2³ = 3243203129 is a prime.

It is not a weakly prime, because it can be changed into another prime (3243203737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621601568 + 1621601569.

It is an arithmetic number, because the mean of its divisors is an integer number (1621601569).

Almost surely, 2^3243203137 is an apocalyptic number.

It is an amenable number.

3243203137 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243203137 is an equidigital number, since it uses as much as digits as its factorization.

3243203137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 28.

The square root of 3243203137 is about 56949.1276228179. The cubic root of 3243203137 is about 1480.2147145568.

The spelling of 3243203137 in words is "three billion, two hundred forty-three million, two hundred three thousand, one hundred thirty-seven".