8087314861 has 2 divisors, whose sum is σ = 8087314862. Its totient is φ = 8087314860.

The previous prime is 8087314811. The next prime is 8087314889. The reversal of 8087314861 is 1684137808.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6967073961 + 1120240900 = 83469^2 + 33470^2 .

It is a cyclic number.

It is not a de Polignac number, because 8087314861 - 2⁷ = 8087314733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8087314811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4043657430 + 4043657431.

It is an arithmetic number, because the mean of its divisors is an integer number (4043657431).

Almost surely, 2^8087314861 is an apocalyptic number.

It is an amenable number.

8087314861 is a deficient number, since it is larger than the sum of its proper divisors (1).

8087314861 is an equidigital number, since it uses as much as digits as its factorization.

8087314861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 258048, while the sum is 46.

The square root of 8087314861 is about 89929.4993925797. The cubic root of 8087314861 is about 2007.2499259480.

The spelling of 8087314861 in words is "eight billion, eighty-seven million, three hundred fourteen thousand, eight hundred sixty-one".