1142002003 has 12 divisors (see below), whose sum is σ = 1224765360. Its totient is φ = 1062797472.

The previous prime is 1142001953. The next prime is 1142002009. The reversal of 1142002003 is 3002002411.

It is a de Polignac number, because none of the positive numbers 2^k-1142002003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142002009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13353 + ... + 49621.

It is an arithmetic number, because the mean of its divisors is an integer number (102063780).

Almost surely, 2^1142002003 is an apocalyptic number.

1142002003 is a deficient number, since it is larger than the sum of its proper divisors (82763357).

1142002003 is an equidigital number, since it uses as much as digits as its factorization.

1142002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36366 (or 36329 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1142002003 is about 33793.5201333037. The cubic root of 1142002003 is about 1045.2550839025.

Adding to 1142002003 its reverse (3002002411), we get a palindrome (4144004414).

The spelling of 1142002003 in words is "one billion, one hundred forty-two million, two thousand, three".