9937675213 has 2 divisors, whose sum is σ = 9937675214. Its totient is φ = 9937675212.

The previous prime is 9937675211. The next prime is 9937675219. The reversal of 9937675213 is 3125767399.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8798815204 + 1138860009 = 93802^2 + 33747^2 .

It is a cyclic number.

It is not a de Polignac number, because 9937675213 - 2¹ = 9937675211 is a prime.

Together with 9937675211, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9937675211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4968837606 + 4968837607.

It is an arithmetic number, because the mean of its divisors is an integer number (4968837607).

Almost surely, 2^9937675213 is an apocalyptic number.

It is an amenable number.

9937675213 is a deficient number, since it is larger than the sum of its proper divisors (1).

9937675213 is an equidigital number, since it uses as much as digits as its factorization.

9937675213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2143260, while the sum is 52.

The square root of 9937675213 is about 99687.8889986141. Note that the first 3 decimals coincide. The cubic root of 9937675213 is about 2149.9495364395.

The spelling of 9937675213 in words is "nine billion, nine hundred thirty-seven million, six hundred seventy-five thousand, two hundred thirteen".