1141433521 has 8 divisors (see below), whose sum is σ = 1156231584. Its totient is φ = 1126712160.

The previous prime is 1141433497. The next prime is 1141433539. The reversal of 1141433521 is 1253341411.

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

It is a cyclic number.

It is not a de Polignac number, because 1141433521 - 2²⁵ = 1107879089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141433551) 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 7 ways as a sum of consecutive naturals, for example, 11086 + ... + 49048.

It is an arithmetic number, because the mean of its divisors is an integer number (144528948).

Almost surely, 2^1141433521 is an apocalyptic number.

It is an amenable number.

1141433521 is a deficient number, since it is larger than the sum of its proper divisors (14798063).

1141433521 is a wasteful number, since it uses less digits than its factorization.

1141433521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38351.

The product of its digits is 1440, while the sum is 25.

The square root of 1141433521 is about 33785.1079767403. The cubic root of 1141433521 is about 1045.0816144678.

Adding to 1141433521 its reverse (1253341411), we get a palindrome (2394774932).

The spelling of 1141433521 in words is "one billion, one hundred forty-one million, four hundred thirty-three thousand, five hundred twenty-one".