2109062887 has 2 divisors, whose sum is σ = 2109062888. Its totient is φ = 2109062886.

The previous prime is 2109062869. The next prime is 2109062953. The reversal of 2109062887 is 7882609012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2109062887 - 2¹⁹ = 2108538599 is a prime.

It is a super-2 number, since 2×2109062887² = 8896292522641549538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2109062807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054531443 + 1054531444.

It is an arithmetic number, because the mean of its divisors is an integer number (1054531444).

Almost surely, 2^2109062887 is an apocalyptic number.

2109062887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2109062887 is an equidigital number, since it uses as much as digits as its factorization.

2109062887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 2109062887 is about 45924.5346955198. The cubic root of 2109062887 is about 1282.4187028759.

The spelling of 2109062887 in words is "two billion, one hundred nine million, sixty-two thousand, eight hundred eighty-seven".