9213896239 has 2 divisors, whose sum is σ = 9213896240. Its totient is φ = 9213896238.

The previous prime is 9213896201. The next prime is 9213896243. The reversal of 9213896239 is 9326983129.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9213896239 - 2¹¹ = 9213894191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9213896639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4606948119 + 4606948120.

It is an arithmetic number, because the mean of its divisors is an integer number (4606948120).

Almost surely, 2^9213896239 is an apocalyptic number.

9213896239 is a deficient number, since it is larger than the sum of its proper divisors (1).

9213896239 is an equidigital number, since it uses as much as digits as its factorization.

9213896239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1259712, while the sum is 52.

The square root of 9213896239 is about 95989.0422860860. The cubic root of 9213896239 is about 2096.4335715850.

The spelling of 9213896239 in words is "nine billion, two hundred thirteen million, eight hundred ninety-six thousand, two hundred thirty-nine".