8481702539 has 2 divisors, whose sum is σ = 8481702540. Its totient is φ = 8481702538.

The previous prime is 8481702503. The next prime is 8481702557. The reversal of 8481702539 is 9352071848.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8481702539 - 2⁸ = 8481702283 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8481702493 and 8481702502.

It is not a weakly prime, because it can be changed into another prime (8481702599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4240851269 + 4240851270.

It is an arithmetic number, because the mean of its divisors is an integer number (4240851270).

Almost surely, 2^8481702539 is an apocalyptic number.

8481702539 is a deficient number, since it is larger than the sum of its proper divisors (1).

8481702539 is an equidigital number, since it uses as much as digits as its factorization.

8481702539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 8481702539 is about 92096.1591978732. The cubic root of 8481702539 is about 2039.3621082433.

The spelling of 8481702539 in words is "eight billion, four hundred eighty-one million, seven hundred two thousand, five hundred thirty-nine".