1100541 has 8 divisors (see below), whose sum is σ = 1580320. Its totient is φ = 677232.

The previous prime is 1100513. The next prime is 1100543. The reversal of 1100541 is 1450011.

It is a happy number.

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

It is not a de Polignac number, because 1100541 - 2⁵ = 1100509 is a prime.

It is a super-2 number, since 2×1100541² = 2422380985362, which contains 22 as substring.

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 (1100543) 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, 14071 + ... + 14148.

It is an arithmetic number, because the mean of its divisors is an integer number (197540).

2^1100541 is an apocalyptic number.

It is an amenable number.

1100541 is a deficient number, since it is larger than the sum of its proper divisors (479779).

1100541 is a wasteful number, since it uses less digits than its factorization.

1100541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28235.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1100541 is about 1049.0667280969. The cubic root of 1100541 is about 103.2449319097.

Adding to 1100541 its reverse (1450011), we get a palindrome (2550552).

The spelling of 1100541 in words is "one million, one hundred thousand, five hundred forty-one".