1088531880 has 32 divisors (see below), whose sum is σ = 3265596000. Its totient is φ = 290275136.

The previous prime is 1088531863. The next prime is 1088531911. The reversal of 1088531880 is 881358801.

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 7 ways as a sum of consecutive naturals, for example, 4535430 + ... + 4535669.

It is an arithmetic number, because the mean of its divisors is an integer number (102049875).

Almost surely, 2^1088531880 is an apocalyptic number.

1088531880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1088531880 is an abundant number, since it is smaller than the sum of its proper divisors (2177064120).

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

1088531880 is a wasteful number, since it uses less digits than its factorization.

1088531880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9071113 (or 9071109 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 42.

The square root of 1088531880 is about 32992.9065103395. The cubic root of 1088531880 is about 1028.6802086231.

The spelling of 1088531880 in words is "one billion, eighty-eight million, five hundred thirty-one thousand, eight hundred eighty".