2106585487 has 2 divisors, whose sum is σ = 2106585488. Its totient is φ = 2106585486.

The previous prime is 2106585473. The next prime is 2106585493. The reversal of 2106585487 is 7845856012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2106585487 - 2²⁷ = 1972367759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2106585497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053292743 + 1053292744.

It is an arithmetic number, because the mean of its divisors is an integer number (1053292744).

Almost surely, 2^2106585487 is an apocalyptic number.

2106585487 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106585487 is an equidigital number, since it uses as much as digits as its factorization.

2106585487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537600, while the sum is 46.

The square root of 2106585487 is about 45897.5542594592. The cubic root of 2106585487 is about 1281.9163772695.

The spelling of 2106585487 in words is "two billion, one hundred six million, five hundred eighty-five thousand, four hundred eighty-seven".