1126255986 has 24 divisors (see below), whose sum is σ = 2447931564. Its totient is φ = 374232480.

The previous prime is 1126255931. The next prime is 1126256003. The reversal of 1126255986 is 6895526211.

1126255986 is a `hidden beast` number, since 1 + 12 + 6 + 2 + 559 + 86 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1115894025 + 10361961 = 33405^2 + 3219^2 .

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon 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 in 11 ways as a sum of consecutive naturals, for example, 92985 + ... + 104396.

Almost surely, 2^1126255986 is an apocalyptic number.

1126255986 is an abundant number, since it is smaller than the sum of its proper divisors (1321675578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1126255986 is a wasteful number, since it uses less digits than its factorization.

1126255986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197706 (or 197703 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 1126255986 is about 33559.7375734674. The cubic root of 1126255986 is about 1040.4288129357.

The spelling of 1126255986 in words is "one billion, one hundred twenty-six million, two hundred fifty-five thousand, nine hundred eighty-six".