8261398283 has 2 divisors, whose sum is σ = 8261398284. Its totient is φ = 8261398282.

The previous prime is 8261398261. The next prime is 8261398337. The reversal of 8261398283 is 3828931628.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8261398283 - 2¹⁸ = 8261136139 is a prime.

It is not a weakly prime, because it can be changed into another prime (8261398213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4130699141 + 4130699142.

It is an arithmetic number, because the mean of its divisors is an integer number (4130699142).

Almost surely, 2^8261398283 is an apocalyptic number.

8261398283 is a deficient number, since it is larger than the sum of its proper divisors (1).

8261398283 is an equidigital number, since it uses as much as digits as its factorization.

8261398283 is an evil number, because the sum of its binary digits is even.

The product of its digits is 995328, while the sum is 50.

The square root of 8261398283 is about 90892.2344482740. The cubic root of 8261398283 is about 2021.5501517232.

The spelling of 8261398283 in words is "eight billion, two hundred sixty-one million, three hundred ninety-eight thousand, two hundred eighty-three".