8102241439 has 2 divisors, whose sum is σ = 8102241440. Its totient is φ = 8102241438.

The previous prime is 8102241403. The next prime is 8102241451. The reversal of 8102241439 is 9341422018.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8102241439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8102244439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4051120719 + 4051120720.

It is an arithmetic number, because the mean of its divisors is an integer number (4051120720).

Almost surely, 2^8102241439 is an apocalyptic number.

8102241439 is a deficient number, since it is larger than the sum of its proper divisors (1).

8102241439 is an equidigital number, since it uses as much as digits as its factorization.

8102241439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 8102241439 is about 90012.4515775456. The cubic root of 8102241439 is about 2008.4840792265.

The spelling of 8102241439 in words is "eight billion, one hundred two million, two hundred forty-one thousand, four hundred thirty-nine".