1143241042 has 8 divisors (see below), whose sum is σ = 1717203276. Its totient is φ = 570839952.

The previous prime is 1143241027. The next prime is 1143241079. The reversal of 1143241042 is 2401423411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1126340721 + 16900321 = 33561^2 + 4111^2 .

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

It is a super-2 number, since 2×1143241042² = 2614000160226491528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388453 + ... + 391384.

Almost surely, 2^1143241042 is an apocalyptic number.

1143241042 is a deficient number, since it is larger than the sum of its proper divisors (573962234).

1143241042 is an equidigital number, since it uses as much as digits as its factorization.

1143241042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780572.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1143241042 is about 33811.8476572931. The cubic root of 1143241042 is about 1045.6329710709.

Adding to 1143241042 its reverse (2401423411), we get a palindrome (3544664453).

The spelling of 1143241042 in words is "one billion, one hundred forty-three million, two hundred forty-one thousand, forty-two".