1095479872 has 42 divisors (see below), whose sum is σ = 2251498418. Its totient is φ = 528826368.

The previous prime is 1095479849. The next prime is 1095479909. The reversal of 1095479872 is 2789745901.

It can be written as a sum of positive squares in 3 ways, for example, as 130507776 + 964972096 = 11424^2 + 31064^2 .

It is a super-2 number, since 2×1095479872² = 2400152299914272768, which contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 43648 + ... + 64000.

Almost surely, 2^1095479872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1095479872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1125749209).

1095479872 is an abundant number, since it is smaller than the sum of its proper divisors (1156018546).

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

1095479872 is an equidigital number, since it uses as much as digits as its factorization.

1095479872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20423 (or 20384 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 52.

The square root of 1095479872 is about 33098.0342618712. The cubic root of 1095479872 is about 1030.8642232977.

The spelling of 1095479872 in words is "one billion, ninety-five million, four hundred seventy-nine thousand, eight hundred seventy-two".