1089522823 has 8 divisors (see below), whose sum is σ = 1103695488. Its totient is φ = 1075375224.

The previous prime is 1089522821. The next prime is 1089522853. The reversal of 1089522823 is 3282259801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1089522823 - 2¹ = 1089522821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089522821) by changing a digit.

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, 90886 + ... + 102172.

It is an arithmetic number, because the mean of its divisors is an integer number (137961936).

Almost surely, 2^1089522823 is an apocalyptic number.

1089522823 is a deficient number, since it is larger than the sum of its proper divisors (14172665).

1089522823 is a wasteful number, since it uses less digits than its factorization.

1089522823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12533.

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 1089522823 is about 33007.9206100596. The cubic root of 1089522823 is about 1028.9922663287.

The spelling of 1089522823 in words is "one billion, eighty-nine million, five hundred twenty-two thousand, eight hundred twenty-three".