11141141 has 4 divisors (see below), whose sum is σ = 12153984. Its totient is φ = 10128300.

The previous prime is 11141113. The next prime is 11141149. The reversal of 11141141 is 14114111.

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-11141141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506405 + ... + 506426.

It is an arithmetic number, because the mean of its divisors is an integer number (3038496).

Almost surely, 2^11141141 is an apocalyptic number.

11141141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11141141 is a deficient number, since it is larger than the sum of its proper divisors (1012843).

11141141 is a wasteful number, since it uses less digits than its factorization.

11141141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012842.

The product of its digits is 16, while the sum is 14.

The square root of 11141141 is about 3337.8347772171. The cubic root of 11141141 is about 223.3451658294.

Adding to 11141141 its reverse (14114111), we get a palindrome (25255252).

It can be divided in two parts, 11 and 141141, that multiplied together give a palindrome (1552551).

The spelling of 11141141 in words is "eleven million, one hundred forty-one thousand, one hundred forty-one".