1109354 has 4 divisors (see below), whose sum is σ = 1664034. Its totient is φ = 554676.

The previous prime is 1109351. The next prime is 1109363. The reversal of 1109354 is 4539011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 970225 + 139129 = 985^2 + 373^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1109351) by changing a digit.

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 as a sum of consecutive naturals, namely, 277337 + ... + 277340.

2^1109354 is an apocalyptic number.

1109354 is a deficient number, since it is larger than the sum of its proper divisors (554680).

1109354 is an equidigital number, since it uses as much as digits as its factorization.

1109354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554679.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1109354 is about 1053.2587526339. The cubic root of 1109354 is about 103.5197905320.

The spelling of 1109354 in words is "one million, one hundred nine thousand, three hundred fifty-four".