3133949213 has 2 divisors, whose sum is σ = 3133949214. Its totient is φ = 3133949212.

The previous prime is 3133949141. The next prime is 3133949317. The reversal of 3133949213 is 3129493313.

3133949213 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 can be written as a sum of positive squares in only one way, i.e., 3122239129 + 11710084 = 55877^2 + 3422^2 .

It is an emirp because it is prime and its reverse (3129493313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3133949213 - 2⁸ = 3133948957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3133949713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566974606 + 1566974607.

It is an arithmetic number, because the mean of its divisors is an integer number (1566974607).

Almost surely, 2^3133949213 is an apocalyptic number.

It is an amenable number.

3133949213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3133949213 is an equidigital number, since it uses as much as digits as its factorization.

3133949213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52488, while the sum is 38.

The square root of 3133949213 is about 55981.6864072529. The cubic root of 3133949213 is about 1463.4031474012.

The spelling of 3133949213 in words is "three billion, one hundred thirty-three million, nine hundred forty-nine thousand, two hundred thirteen".