1093045920 has 48 divisors (see below), whose sum is σ = 3443096160. Its totient is φ = 291478784.

The previous prime is 1093045913. The next prime is 1093045969. The reversal of 1093045920 is 295403901.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1138110 + ... + 1139069.

It is an arithmetic number, because the mean of its divisors is an integer number (71731170).

Almost surely, 2^1093045920 is an apocalyptic number.

1093045920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1093045920 is an abundant number, since it is smaller than the sum of its proper divisors (2350050240).

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

1093045920 is a wasteful number, since it uses less digits than its factorization.

1093045920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277197 (or 2277189 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 1093045920 is about 33061.2449856323. The cubic root of 1093045920 is about 1030.1001944823.

The spelling of 1093045920 in words is "one billion, ninety-three million, forty-five thousand, nine hundred twenty".