1109141 has 8 divisors (see below), whose sum is σ = 1231200. Its totient is φ = 990640.

The previous prime is 1109123. The next prime is 1109159. The reversal of 1109141 is 1419011.

It is an interprime number because it is at equal distance from previous prime (1109123) and next prime (1109159).

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

It is a cyclic number.

It is not a de Polignac number, because 1109141 - 2¹⁴ = 1092757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109161) 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, 206 + ... + 1503.

It is an arithmetic number, because the mean of its divisors is an integer number (153900).

2^1109141 is an apocalyptic number.

1109141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1109141 is a deficient number, since it is larger than the sum of its proper divisors (122059).

1109141 is a wasteful number, since it uses less digits than its factorization.

1109141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779.

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1109141 is about 1053.1576330256. The cubic root of 1109141 is about 103.5131647159.

The spelling of 1109141 in words is "one million, one hundred nine thousand, one hundred forty-one".