2087670713 has 2 divisors, whose sum is σ = 2087670714. Its totient is φ = 2087670712.

The previous prime is 2087670709. The next prime is 2087670731. The reversal of 2087670713 is 3170767802.

Together with next prime (2087670731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1697687209 + 389983504 = 41203^2 + 19748^2 .

It is a cyclic number.

It is not a de Polignac number, because 2087670713 - 2² = 2087670709 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2087670773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043835356 + 1043835357.

It is an arithmetic number, because the mean of its divisors is an integer number (1043835357).

Almost surely, 2^2087670713 is an apocalyptic number.

It is an amenable number.

2087670713 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087670713 is an equidigital number, since it uses as much as digits as its factorization.

2087670713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 41.

The square root of 2087670713 is about 45691.0353680019. The cubic root of 2087670713 is about 1278.0681129169.

The spelling of 2087670713 in words is "two billion, eighty-seven million, six hundred seventy thousand, seven hundred thirteen".