1587086086 has 4 divisors (see below), whose sum is σ = 2380629132. Its totient is φ = 793543042.

The previous prime is 1587086069. The next prime is 1587086141. The reversal of 1587086086 is 6806807851.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 396771520 + ... + 396771523.

It is an arithmetic number, because the mean of its divisors is an integer number (595157283).

Almost surely, 2^1587086086 is an apocalyptic number.

1587086086 is a deficient number, since it is larger than the sum of its proper divisors (793543046).

1587086086 is an equidigital number, since it uses as much as digits as its factorization.

1587086086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 793543045.

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 1587086086 is about 39838.2490328077. The cubic root of 1587086086 is about 1166.4518817482.

It can be divided in two parts, 158 and 7086086, that added together give a square (7086244 = 2662²).

The spelling of 1587086086 in words is "one billion, five hundred eighty-seven million, eighty-six thousand, eighty-six".