1142033401243 has 24 divisors (see below), whose sum is σ = 1400539527072. Its totient is φ = 926672592384.

The previous prime is 1142033401231. The next prime is 1142033401279. The reversal of 1142033401243 is 3421043302411.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1142033401243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1142033441243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5114080 + ... + 5332717.

It is an arithmetic number, because the mean of its divisors is an integer number (58355813628).

Almost surely, 2^{1142033401243} is an apocalyptic number.

1142033401243 is a deficient number, since it is larger than the sum of its proper divisors (258506125829).

1142033401243 is a wasteful number, since it uses less digits than its factorization.

1142033401243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10446931 (or 10446924 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1142033401243 its reverse (3421043302411), we get a palindrome (4563076703654).

The spelling of 1142033401243 in words is "one trillion, one hundred forty-two billion, thirty-three million, four hundred one thousand, two hundred forty-three".