1109342 has 8 divisors (see below), whose sum is σ = 1792056. Its totient is φ = 511992.

The previous prime is 1109327. The next prime is 1109347. The reversal of 1109342 is 2439011.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109347) 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, 21308 + ... + 21359.

It is an arithmetic number, because the mean of its divisors is an integer number (224007).

2^1109342 is an apocalyptic number.

1109342 is a deficient number, since it is larger than the sum of its proper divisors (682714).

1109342 is a wasteful number, since it uses less digits than its factorization.

1109342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42682.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1109342 is about 1053.2530560127. The cubic root of 1109342 is about 103.5194172692.

The spelling of 1109342 in words is "one million, one hundred nine thousand, three hundred forty-two".