1142424203 has 4 divisors (see below), whose sum is σ = 1155260520. Its totient is φ = 1129587888.

The previous prime is 1142424197. The next prime is 1142424211. The reversal of 1142424203 is 3024242411.

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 1142424203 - 2¹² = 1142420107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142424233) 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, 6418025 + ... + 6418202.

It is an arithmetic number, because the mean of its divisors is an integer number (288815130).

Almost surely, 2^1142424203 is an apocalyptic number.

1142424203 is a deficient number, since it is larger than the sum of its proper divisors (12836317).

1142424203 is an equidigital number, since it uses as much as digits as its factorization.

1142424203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12836316.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1142424203 is about 33799.7663157602. The cubic root of 1142424203 is about 1045.3838788674.

Adding to 1142424203 its reverse (3024242411), we get a palindrome (4166666614).

The spelling of 1142424203 in words is "one billion, one hundred forty-two million, four hundred twenty-four thousand, two hundred three".