11021141 has 4 divisors (see below), whose sum is σ = 11208000. Its totient is φ = 10834284.

The previous prime is 11021123. The next prime is 11021147. The reversal of 11021141 is 14112011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11021141 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 (11021147) 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 in 3 ways as a sum of consecutive naturals, for example, 93341 + ... + 93458.

It is an arithmetic number, because the mean of its divisors is an integer number (2802000).

Almost surely, 2^11021141 is an apocalyptic number.

It is an amenable number.

11021141 is a deficient number, since it is larger than the sum of its proper divisors (186859).

11021141 is an equidigital number, since it uses as much as digits as its factorization.

11021141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186858.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 11021141 is about 3319.8103861516. The cubic root of 11021141 is about 222.5403941306.

Adding to 11021141 its reverse (14112011), we get a palindrome (25133152).

The spelling of 11021141 in words is "eleven million, twenty-one thousand, one hundred forty-one".