9340981213 has 2 divisors, whose sum is σ = 9340981214. Its totient is φ = 9340981212.

The previous prime is 9340981189. The next prime is 9340981217. The reversal of 9340981213 is 3121890439.

9340981213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9212544324 + 128436889 = 95982^2 + 11333^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9340981213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9340981217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4670490606 + 4670490607.

It is an arithmetic number, because the mean of its divisors is an integer number (4670490607).

Almost surely, 2^9340981213 is an apocalyptic number.

It is an amenable number.

9340981213 is a deficient number, since it is larger than the sum of its proper divisors (1).

9340981213 is an equidigital number, since it uses as much as digits as its factorization.

9340981213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 9340981213 is about 96648.7517405165. The cubic root of 9340981213 is about 2106.0281226676.

The spelling of 9340981213 in words is "nine billion, three hundred forty million, nine hundred eighty-one thousand, two hundred thirteen".