1095013992 has 128 divisors (see below), whose sum is σ = 2985984000. Its totient is φ = 333611520.

The previous prime is 1095013967. The next prime is 1095013999. The reversal of 1095013992 is 2993105901.

It is a self number, because there is not a number n which added to its sum of digits gives 1095013992.

It is not an unprimeable number, because it can be changed into a prime (1095013999) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1522609 + ... + 1523327.

It is an arithmetic number, because the mean of its divisors is an integer number (23328000).

Almost surely, 2^1095013992 is an apocalyptic number.

1095013992 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 1095013992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1492992000).

1095013992 is an abundant number, since it is smaller than the sum of its proper divisors (1890970008).

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

1095013992 is a wasteful number, since it uses less digits than its factorization.

1095013992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 1095013992 is about 33090.9956332535. The cubic root of 1095013992 is about 1030.7180690465.

It can be divided in two parts, 10950 and 13992, that added together give a palindrome (24942).

The spelling of 1095013992 in words is "one billion, ninety-five million, thirteen thousand, nine hundred ninety-two".