8486488931 has 2 divisors, whose sum is σ = 8486488932. Its totient is φ = 8486488930.

The previous prime is 8486488817. The next prime is 8486488937. The reversal of 8486488931 is 1398846848.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8486488931 is a prime.

It is a super-2 number, since 2×8486488931² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (8486488937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243244465 + 4243244466.

It is an arithmetic number, because the mean of its divisors is an integer number (4243244466).

Almost surely, 2^8486488931 is an apocalyptic number.

8486488931 is a deficient number, since it is larger than the sum of its proper divisors (1).

8486488931 is an equidigital number, since it uses as much as digits as its factorization.

8486488931 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10616832, while the sum is 59.

The square root of 8486488931 is about 92122.1413722022. The cubic root of 8486488931 is about 2039.7456535227.

The spelling of 8486488931 in words is "eight billion, four hundred eighty-six million, four hundred eighty-eight thousand, nine hundred thirty-one".