1095778243 has 8 divisors (see below), whose sum is σ = 1252814688. Its totient is φ = 938865984.

The previous prime is 1095778223. The next prime is 1095778303. The reversal of 1095778243 is 3428775901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1095778243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1095778193 and 1095778202.

It is not an unprimeable number, because it can be changed into a prime (1095778223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11296 + ... + 48157.

It is an arithmetic number, because the mean of its divisors is an integer number (156601836).

Almost surely, 2^1095778243 is an apocalyptic number.

1095778243 is a deficient number, since it is larger than the sum of its proper divisors (157036445).

1095778243 is an equidigital number, since it uses as much as digits as its factorization.

1095778243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62093.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 1095778243 is about 33102.5413374865. The cubic root of 1095778243 is about 1030.9578054426.

The spelling of 1095778243 in words is "one billion, ninety-five million, seven hundred seventy-eight thousand, two hundred forty-three".