1089052608 has 56 divisors (see below), whose sum is σ = 3293091712. Its totient is φ = 311157504.

The previous prime is 1089052607. The next prime is 1089052609. The reversal of 1089052608 is 8062509801.

It is an interprime number because it is at equal distance from previous prime (1089052607) and next prime (1089052609).

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089052607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403810 + ... + 406497.

Almost surely, 2^1089052608 is an apocalyptic number.

It is an amenable number.

1089052608 is an abundant number, since it is smaller than the sum of its proper divisors (2204039104).

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

1089052608 is an equidigital number, since it uses as much as digits as its factorization.

1089052608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810329 (or 810319 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 1089052608 is about 33000.7970812827. The cubic root of 1089052608 is about 1028.8442145972.

The spelling of 1089052608 in words is "one billion, eighty-nine million, fifty-two thousand, six hundred eight".