1141234231 has 4 divisors (see below), whose sum is σ = 1148235832. Its totient is φ = 1134232632.

The previous prime is 1141234229. The next prime is 1141234243. The reversal of 1141234231 is 1324321411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1141234231 - 2¹ = 1141234229 is a prime.

It is a super-2 number, since 2×1141234231² = 2604831140012322722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141234201) 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, 3500556 + ... + 3500881.

It is an arithmetic number, because the mean of its divisors is an integer number (287058958).

Almost surely, 2^1141234231 is an apocalyptic number.

1141234231 is a deficient number, since it is larger than the sum of its proper divisors (7001601).

1141234231 is an equidigital number, since it uses as much as digits as its factorization.

1141234231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7001600.

The product of its digits is 576, while the sum is 22.

The square root of 1141234231 is about 33782.1584715956. The cubic root of 1141234231 is about 1045.0207884878.

Adding to 1141234231 its reverse (1324321411), we get a palindrome (2465555642).

The spelling of 1141234231 in words is "one billion, one hundred forty-one million, two hundred thirty-four thousand, two hundred thirty-one".