1141423213 has 4 divisors (see below), whose sum is σ = 1304483680. Its totient is φ = 978362748.

The previous prime is 1141423201. The next prime is 1141423219. The reversal of 1141423213 is 3123241411.

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 1141423213 - 2¹³ = 1141415021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141423219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81530223 + ... + 81530236.

It is an arithmetic number, because the mean of its divisors is an integer number (326120920).

Almost surely, 2^1141423213 is an apocalyptic number.

It is an amenable number.

1141423213 is a deficient number, since it is larger than the sum of its proper divisors (163060467).

1141423213 is an equidigital number, since it uses as much as digits as its factorization.

1141423213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163060466.

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

The square root of 1141423213 is about 33784.9554239753. The cubic root of 1141423213 is about 1045.0784685016.

Adding to 1141423213 its reverse (3123241411), we get a palindrome (4264664624).

The spelling of 1141423213 in words is "one billion, one hundred forty-one million, four hundred twenty-three thousand, two hundred thirteen".