1089978324 has 48 divisors (see below), whose sum is σ = 2695492800. Its totient is φ = 341623296.

The previous prime is 1089978313. The next prime is 1089978353. The reversal of 1089978324 is 4238799801.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289647 + ... + 293385.

It is an arithmetic number, because the mean of its divisors is an integer number (56156100).

Almost surely, 2^1089978324 is an apocalyptic number.

It is an amenable number.

1089978324 is an abundant number, since it is smaller than the sum of its proper divisors (1605514476).

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

1089978324 is a wasteful number, since it uses less digits than its factorization.

1089978324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192 (or 5190 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 1089978324 is about 33014.8197632518. The cubic root of 1089978324 is about 1029.1356446021.

The spelling of 1089978324 in words is "one billion, eighty-nine million, nine hundred seventy-eight thousand, three hundred twenty-four".