11421141 has 8 divisors (see below), whose sum is σ = 15552384. Its totient is φ = 7452000.

The previous prime is 11421121. The next prime is 11421143. The reversal of 11421141 is 14112411.

11421141 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11421141 - 2⁶ = 11421077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11421141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11421143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40360 + ... + 40641.

It is an arithmetic number, because the mean of its divisors is an integer number (1944048).

Almost surely, 2^11421141 is an apocalyptic number.

It is an amenable number.

11421141 is a deficient number, since it is larger than the sum of its proper divisors (4131243).

11421141 is an equidigital number, since it uses as much as digits as its factorization.

11421141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81051.

The product of its digits is 32, while the sum is 15.

The square root of 11421141 is about 3379.5178650216. The cubic root of 11421141 is about 225.2007492296.

Adding to 11421141 its reverse (14112411), we get a palindrome (25533552).

It can be divided in two parts, 11421 and 141, that multiplied together give a square (1610361 = 1269²).

The spelling of 11421141 in words is "eleven million, four hundred twenty-one thousand, one hundred forty-one".