1088911089 has 24 divisors (see below), whose sum is σ = 1802092032. Its totient is φ = 620668800.

The previous prime is 1088911079. The next prime is 1088911093. The reversal of 1088911089 is 9801198801.

It is not a de Polignac number, because 1088911089 - 2⁷ = 1088910961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1088911009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3712 + ... + 46814.

It is an arithmetic number, because the mean of its divisors is an integer number (75087168).

Almost surely, 2^1088911089 is an apocalyptic number.

It is an amenable number.

1088911089 is a deficient number, since it is larger than the sum of its proper divisors (713180943).

1088911089 is a wasteful number, since it uses less digits than its factorization.

1088911089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43517 (or 43514 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 45.

The square root of 1088911089 is about 32998.6528361386. The cubic root of 1088911089 is about 1028.7996476312.

The spelling of 1088911089 in words is "one billion, eighty-eight million, nine hundred eleven thousand, eighty-nine".