1109538294 has 16 divisors (see below), whose sum is σ = 2236551168. Its totient is φ = 366933672.

The previous prime is 1109538271. The next prime is 1109538317. The reversal of 1109538294 is 4928359011.

It is an interprime number because it is at equal distance from previous prime (1109538271) and next prime (1109538317).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 727282 + ... + 728805.

It is an arithmetic number, because the mean of its divisors is an integer number (139784448).

Almost surely, 2^1109538294 is an apocalyptic number.

1109538294 is an abundant number, since it is smaller than the sum of its proper divisors (1127012874).

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

1109538294 is a wasteful number, since it uses less digits than its factorization.

1109538294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456219.

The product of its (nonzero) digits is 77760, while the sum is 42.

The square root of 1109538294 is about 33309.7327218337. The cubic root of 1109538294 is about 1035.2552270286.

The spelling of 1109538294 in words is "one billion, one hundred nine million, five hundred thirty-eight thousand, two hundred ninety-four".