1089145076 has 12 divisors (see below), whose sum is σ = 1922871972. Its totient is φ = 539753088.

The previous prime is 1089145067. The next prime is 1089145081. The reversal of 1089145076 is 6705419801.

It can be written as a sum of positive squares in 2 ways, for example, as 107952100 + 981192976 = 10390^2 + 31324^2 .

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1204355 + ... + 1205258.

It is an arithmetic number, because the mean of its divisors is an integer number (160239331).

Almost surely, 2^1089145076 is an apocalyptic number.

It is an amenable number.

1089145076 is a deficient number, since it is larger than the sum of its proper divisors (833726896).

1089145076 is a wasteful number, since it uses less digits than its factorization.

1089145076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409730 (or 2409728 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 1089145076 is about 33002.1980480089. The cubic root of 1089145076 is about 1028.8733324053.

The spelling of 1089145076 in words is "one billion, eighty-nine million, one hundred forty-five thousand, seventy-six".