11170541 has 4 divisors (see below), whose sum is σ = 11177532. Its totient is φ = 11163552.

The previous prime is 11170507. The next prime is 11170543. The reversal of 11170541 is 14507111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14507111 = 1511 ⋅9601.

It can be written as a sum of positive squares in 2 ways, for example, as 3076516 + 8094025 = 1754^2 + 2845^2 .

It is a cyclic number.

It is not a de Polignac number, because 11170541 - 2⁶ = 11170477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11170543) 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, 215 + ... + 4731.

It is an arithmetic number, because the mean of its divisors is an integer number (2794383).

Almost surely, 2^11170541 is an apocalyptic number.

It is an amenable number.

11170541 is a deficient number, since it is larger than the sum of its proper divisors (6991).

11170541 is an equidigital number, since it uses as much as digits as its factorization.

11170541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6990.

The product of its (nonzero) digits is 140, while the sum is 20.

The square root of 11170541 is about 3342.2359282373. The cubic root of 11170541 is about 223.5414527393.

Adding to 11170541 its reverse (14507111), we get a palindrome (25677652).

It can be divided in two parts, 11170 and 541, that added together give a palindrome (11711).

The spelling of 11170541 in words is "eleven million, one hundred seventy thousand, five hundred forty-one".