1141531341 has 4 divisors (see below), whose sum is σ = 1522041792. Its totient is φ = 761020892.

The previous prime is 1141531333. The next prime is 1141531357. The reversal of 1141531341 is 1431351411.

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.

It is a cyclic number.

It is not a de Polignac number, because 1141531341 - 2³ = 1141531333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141531361) 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, 190255221 + ... + 190255226.

It is an arithmetic number, because the mean of its divisors is an integer number (380510448).

Almost surely, 2^1141531341 is an apocalyptic number.

It is an amenable number.

1141531341 is a deficient number, since it is larger than the sum of its proper divisors (380510451).

1141531341 is an equidigital number, since it uses as much as digits as its factorization.

1141531341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380510450.

The product of its digits is 720, while the sum is 24.

The square root of 1141531341 is about 33786.5556249820. Note that the first 3 decimals coincide. The cubic root of 1141531341 is about 1045.1114678528. Note that the first 3 decimals are identical.

Adding to 1141531341 its reverse (1431351411), we get a palindrome (2572882752).

The spelling of 1141531341 in words is "one billion, one hundred forty-one million, five hundred thirty-one thousand, three hundred forty-one".