1086559887 has 16 divisors (see below), whose sum is σ = 1662947840. Its totient is φ = 618177312.

The previous prime is 1086559883. The next prime is 1086559891. The reversal of 1086559887 is 7889556801.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1086559883) and next prime (1086559891).

It is not a de Polignac number, because 1086559887 - 2² = 1086559883 is a prime.

It is a super-2 number, since 2×1086559887² = 2361224776074905538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086559883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108163 + ... + 117780.

It is an arithmetic number, because the mean of its divisors is an integer number (103934240).

Almost surely, 2^1086559887 is an apocalyptic number.

1086559887 is a deficient number, since it is larger than the sum of its proper divisors (576387953).

1086559887 is a wasteful number, since it uses less digits than its factorization.

1086559887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226182.

The product of its (nonzero) digits is 4838400, while the sum is 57.

The square root of 1086559887 is about 32963.0078572936. The cubic root of 1086559887 is about 1028.0586447162.

The spelling of 1086559887 in words is "one billion, eighty-six million, five hundred fifty-nine thousand, eight hundred eighty-seven".