11141121 has 8 divisors (see below), whose sum is σ = 15334144. Its totient is φ = 7187760.

The previous prime is 11141113. The next prime is 11141149. The reversal of 11141121 is 12114111.

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

It is not a de Polignac number, because 11141121 - 2³ = 11141113 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11141097 and 11141106.

It is not an unprimeable number, because it can be changed into a prime (11141111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59806 + ... + 59991.

It is an arithmetic number, because the mean of its divisors is an integer number (1916768).

It is a Proth number, since it is equal to 85 ⋅ 2¹⁷ + 1 and 85 < 2¹⁷.

Almost surely, 2^11141121 is an apocalyptic number.

It is an amenable number.

11141121 is a deficient number, since it is larger than the sum of its proper divisors (4193023).

11141121 is a wasteful number, since it uses less digits than its factorization.

11141121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119831.

The product of its digits is 8, while the sum is 12.

The square root of 11141121 is about 3337.8317812616. The cubic root of 11141121 is about 223.3450321834.

Adding to 11141121 its reverse (12114111), we get a palindrome (23255232).

The spelling of 11141121 in words is "eleven million, one hundred forty-one thousand, one hundred twenty-one".