1143034542242 has 8 divisors (see below), whose sum is σ = 1760891051676. Its totient is φ = 556070858352.

The previous prime is 1143034542241. The next prime is 1143034542257. The reversal of 1143034542242 is 2422454303411.

It can be written as a sum of positive squares in 2 ways, for example, as 875289353761 + 267745188481 = 935569^2 + 517441^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1143034542241) 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, 7723206293 + ... + 7723206440.

Almost surely, 2^{1143034542242} is an apocalyptic number.

1143034542242 is a deficient number, since it is larger than the sum of its proper divisors (617856509434).

1143034542242 is a wasteful number, since it uses less digits than its factorization.

1143034542242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15446412772.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 1143034542242 its reverse (2422454303411), we get a palindrome (3565488845653).

The spelling of 1143034542242 in words is "one trillion, one hundred forty-three billion, thirty-four million, five hundred forty-two thousand, two hundred forty-two".