1095103020 has 96 divisors (see below), whose sum is σ = 3352317696. Its totient is φ = 264902400.

The previous prime is 1095102997. The next prime is 1095103027. The reversal of 1095103020 is 203015901.

It is not an unprimeable number, because it can be changed into a prime (1095103027) 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 31 ways as a sum of consecutive naturals, for example, 355527 + ... + 358593.

It is an arithmetic number, because the mean of its divisors is an integer number (34919976).

Almost surely, 2^1095103020 is an apocalyptic number.

1095103020 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 1095103020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1676158848).

1095103020 is an abundant number, since it is smaller than the sum of its proper divisors (2257214676).

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

1095103020 is a wasteful number, since it uses less digits than its factorization.

1095103020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631 (or 3629 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1095103020 is about 33092.3408056910. The cubic root of 1095103020 is about 1030.7460018042.

Adding to 1095103020 its reverse (203015901), we get a palindrome (1298118921).

The spelling of 1095103020 in words is "one billion, ninety-five million, one hundred three thousand, twenty".