1126838194 has 8 divisors (see below), whose sum is σ = 1722149100. Its totient is φ = 552788496.

The previous prime is 1126838173. The next prime is 1126838197. The reversal of 1126838194 is 4918386211.

It can be written as a sum of positive squares in 2 ways, for example, as 903783969 + 223054225 = 30063^2 + 14935^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1126838194.

It is not an unprimeable number, because it can be changed into a prime (1126838197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5315169 + ... + 5315380.

Almost surely, 2^1126838194 is an apocalyptic number.

1126838194 is a deficient number, since it is larger than the sum of its proper divisors (595310906).

1126838194 is a wasteful number, since it uses less digits than its factorization.

1126838194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10630604.

The product of its digits is 82944, while the sum is 43.

The square root of 1126838194 is about 33568.4106564490. The cubic root of 1126838194 is about 1040.6080621880.

The spelling of 1126838194 in words is "one billion, one hundred twenty-six million, eight hundred thirty-eight thousand, one hundred ninety-four".