1141133331 has 16 divisors (see below), whose sum is σ = 1724791040. Its totient is φ = 665275680.

The previous prime is 1141133321. The next prime is 1141133333. The reversal of 1141133331 is 1333311411.

It is not a de Polignac number, because 1141133331 - 2³⁰ = 67391507 is a prime.

It is a super-2 number, since 2×1141133331² = 2604370558238311122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141133298 and 1141133307.

It is not an unprimeable number, because it can be changed into a prime (1141133333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 769255 + ... + 770736.

It is an arithmetic number, because the mean of its divisors is an integer number (107799440).

Almost surely, 2^1141133331 is an apocalyptic number.

1141133331 is a deficient number, since it is larger than the sum of its proper divisors (583657709).

1141133331 is a wasteful number, since it uses less digits than its factorization.

1141133331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540026.

The product of its digits is 324, while the sum is 21.

The square root of 1141133331 is about 33780.6650467394. The cubic root of 1141133331 is about 1044.9899897548.

Adding to 1141133331 its reverse (1333311411), we get a palindrome (2474444742).

The spelling of 1141133331 in words is "one billion, one hundred forty-one million, one hundred thirty-three thousand, three hundred thirty-one".