1142423003 has 8 divisors (see below), whose sum is σ = 1165373568. Its totient is φ = 1119524224.

The previous prime is 1142422991. The next prime is 1142423017. The reversal of 1142423003 is 3003242411.

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

It is a cyclic number.

It is not a de Polignac number, because 1142423003 - 2⁴ = 1142422987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142423053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33251 + ... + 58227.

It is an arithmetic number, because the mean of its divisors is an integer number (145671696).

Almost surely, 2^1142423003 is an apocalyptic number.

1142423003 is a deficient number, since it is larger than the sum of its proper divisors (22950565).

1142423003 is an equidigital number, since it uses as much as digits as its factorization.

1142423003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25893.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1142423003 is about 33799.7485641536. The cubic root of 1142423003 is about 1045.3835128442.

Adding to 1142423003 its reverse (3003242411), we get a palindrome (4145665414).

The spelling of 1142423003 in words is "one billion, one hundred forty-two million, four hundred twenty-three thousand, three".