1141421441 has 4 divisors (see below), whose sum is σ = 1141528512. Its totient is φ = 1141314372.

The previous prime is 1141421431. The next prime is 1141421443. The reversal of 1141421441 is 1441241411.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1141421441 - 2¹⁰ = 1141420417 is a prime.

It is a super-3 number, since 3×1141421441³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141421443) 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, 35525 + ... + 59538.

It is an arithmetic number, because the mean of its divisors is an integer number (285382128).

Almost surely, 2^1141421441 is an apocalyptic number.

It is an amenable number.

1141421441 is a deficient number, since it is larger than the sum of its proper divisors (107071).

1141421441 is an equidigital number, since it uses as much as digits as its factorization.

1141421441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107070.

The product of its digits is 512, while the sum is 23.

The square root of 1141421441 is about 33784.9291992746. The cubic root of 1141421441 is about 1045.0779276914.

Adding to 1141421441 its reverse (1441241411), we get a palindrome (2582662852).

The spelling of 1141421441 in words is "one billion, one hundred forty-one million, four hundred twenty-one thousand, four hundred forty-one".