3903935813233 has 2 divisors, whose sum is σ = 3903935813234. Its totient is φ = 3903935813232.

The previous prime is 3903935813231. The next prime is 3903935813249. The reversal of 3903935813233 is 3323185393093.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2867220864369 + 1036714948864 = 1693287^2 + 1018192^2 .

It is a cyclic number.

It is not a de Polignac number, because 3903935813233 - 2¹ = 3903935813231 is a prime.

Together with 3903935813231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3903935813231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1951967906616 + 1951967906617.

It is an arithmetic number, because the mean of its divisors is an integer number (1951967906617).

Almost surely, 2^{3903935813233} is an apocalyptic number.

It is an amenable number.

3903935813233 is a deficient number, since it is larger than the sum of its proper divisors (1).

3903935813233 is an equidigital number, since it uses as much as digits as its factorization.

3903935813233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4723920, while the sum is 52.

The spelling of 3903935813233 in words is "three trillion, nine hundred three billion, nine hundred thirty-five million, eight hundred thirteen thousand, two hundred thirty-three".