1089753912 has 288 divisors, whose sum is σ = 3453166080. Its totient is φ = 321459840.

The previous prime is 1089753893. The next prime is 1089753919. The reversal of 1089753912 is 2193579801.

1089753912 is a `hidden beast` number, since 10 + 8 + 97 + 539 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089753919) 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 71 ways as a sum of consecutive naturals, for example, 10184563 + ... + 10184669.

It is an arithmetic number, because the mean of its divisors is an integer number (11990160).

Almost surely, 2^1089753912 is an apocalyptic number.

1089753912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1089753912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726583040).

1089753912 is an abundant number, since it is smaller than the sum of its proper divisors (2363412168).

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

1089753912 is a wasteful number, since it uses less digits than its factorization.

1089753912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185 (or 156 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 1089753912 is about 33011.4209327620. The cubic root of 1089753912 is about 1029.0650113198.

The spelling of 1089753912 in words is "one billion, eighty-nine million, seven hundred fifty-three thousand, nine hundred twelve".