1090803200 has 120 divisors (see below), whose sum is σ = 2790744000. Its totient is φ = 422092800.

The previous prime is 1090803199. The next prime is 1090803239. The reversal of 1090803200 is 23080901.

It is a super-2 number, since 2×1090803200² = 2379703242260480000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 395426 + ... + 398174.

It is an arithmetic number, because the mean of its divisors is an integer number (23256200).

Almost surely, 2^1090803200 is an apocalyptic number.

1090803200 is a gapful number since it is divisible by the number (10) 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 1090803200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395372000).

1090803200 is an abundant number, since it is smaller than the sum of its proper divisors (1699940800).

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

1090803200 is an equidigital number, since it uses as much as digits as its factorization.

1090803200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808 (or 2787 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1090803200 is about 33027.3099116474. The cubic root of 1090803200 is about 1029.3951895915.

The spelling of 1090803200 in words is "one billion, ninety million, eight hundred three thousand, two hundred".