1088855487 has 16 divisors (see below), whose sum is σ = 1613628000. Its totient is φ = 725674752.

The previous prime is 1088855483. The next prime is 1088855513. The reversal of 1088855487 is 7845588801.

1088855487 is a `hidden beast` number, since 1 + 0 + 8 + 8 + 8 + 554 + 87 = 666.

It is not a de Polignac number, because 1088855487 - 2² = 1088855483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1088855483) 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, 159439 + ... + 166127.

It is an arithmetic number, because the mean of its divisors is an integer number (100851750).

Almost surely, 2^1088855487 is an apocalyptic number.

1088855487 is a deficient number, since it is larger than the sum of its proper divisors (524772513).

1088855487 is an equidigital number, since it uses as much as digits as its factorization.

1088855487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12727 (or 12721 counting only the distinct ones).

The product of its (nonzero) digits is 2867200, while the sum is 54.

The square root of 1088855487 is about 32997.8103364451. The cubic root of 1088855487 is about 1028.7821364704.

The spelling of 1088855487 in words is "one billion, eighty-eight million, eight hundred fifty-five thousand, four hundred eighty-seven".