1095438816 has 120 divisors (see below), whose sum is σ = 3325823424. Its totient is φ = 353341440.

The previous prime is 1095438797. The next prime is 1095438853. The reversal of 1095438816 is 6188345901.

1095438816 is a `hidden beast` number, since 10 + 9 + 543 + 88 + 16 = 666.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 73536 + ... + 87168.

Almost surely, 2^1095438816 is an apocalyptic number.

1095438816 is a gapful number since it is divisible by the number (16) 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 1095438816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1662911712).

1095438816 is an abundant number, since it is smaller than the sum of its proper divisors (2230384608).

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

1095438816 is a wasteful number, since it uses less digits than its factorization.

1095438816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13686 (or 13669 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 1095438816 is about 33097.4140379577. The cubic root of 1095438816 is about 1030.8513450174.

It can be divided in two parts, 10954 and 38816, that added together give a triangular number (49770 = T₃₁₅).

The spelling of 1095438816 in words is "one billion, ninety-five million, four hundred thirty-eight thousand, eight hundred sixteen".