1143241355 has 8 divisors (see below), whose sum is σ = 1408967952. Its totient is φ = 889874208.

The previous prime is 1143241349. The next prime is 1143241367. The reversal of 1143241355 is 5531423411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1143241355 - 2⁴ = 1143241339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3089657 + ... + 3090026.

It is an arithmetic number, because the mean of its divisors is an integer number (176120994).

Almost surely, 2^1143241355 is an apocalyptic number.

1143241355 is a deficient number, since it is larger than the sum of its proper divisors (265726597).

1143241355 is an equidigital number, since it uses as much as digits as its factorization.

1143241355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6179725.

The product of its digits is 7200, while the sum is 29.

The square root of 1143241355 is about 33811.8522858479. The cubic root of 1143241355 is about 1045.6330664964.

Adding to 1143241355 its reverse (5531423411), we get a palindrome (6674664766).

The spelling of 1143241355 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, three hundred fifty-five".