8269113943 has 2 divisors, whose sum is σ = 8269113944. Its totient is φ = 8269113942.

The previous prime is 8269113857. The next prime is 8269113947. The reversal of 8269113943 is 3493119628.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8269113943 - 2²⁹ = 7732243031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8269113893 and 8269113902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8269113947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4134556971 + 4134556972.

It is an arithmetic number, because the mean of its divisors is an integer number (4134556972).

Almost surely, 2^8269113943 is an apocalyptic number.

8269113943 is a deficient number, since it is larger than the sum of its proper divisors (1).

8269113943 is an equidigital number, since it uses as much as digits as its factorization.

8269113943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 279936, while the sum is 46.

The square root of 8269113943 is about 90934.6685428610. The cubic root of 8269113943 is about 2022.1792922102.

The spelling of 8269113943 in words is "eight billion, two hundred sixty-nine million, one hundred thirteen thousand, nine hundred forty-three".