1143052411 has 4 divisors (see below), whose sum is σ = 1147179232. Its totient is φ = 1138925592.

The previous prime is 1143052403. The next prime is 1143052423. The reversal of 1143052411 is 1142503411.

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 1143052411 - 2³ = 1143052403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1143052111) 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, 2062995 + ... + 2063548.

It is an arithmetic number, because the mean of its divisors is an integer number (286794808).

Almost surely, 2^1143052411 is an apocalyptic number.

1143052411 is a deficient number, since it is larger than the sum of its proper divisors (4126821).

1143052411 is an equidigital number, since it uses as much as digits as its factorization.

1143052411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4126820.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1143052411 is about 33809.0581205688. The cubic root of 1143052411 is about 1045.5754592443.

Adding to 1143052411 its reverse (1142503411), we get a palindrome (2285555822).

The spelling of 1143052411 in words is "one billion, one hundred forty-three million, fifty-two thousand, four hundred eleven".