142004155003 has 4 divisors (see below), whose sum is σ = 142532051760. Its totient is φ = 141476258248.

The previous prime is 142004155001. The next prime is 142004155009. The reversal of 142004155003 is 300551400241.

It is a happy number.

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 142004155003 - 2¹ = 142004155001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142004155001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263947975 + ... + 263948512.

It is an arithmetic number, because the mean of its divisors is an integer number (35633012940).

Almost surely, 2^142004155003 is an apocalyptic number.

142004155003 is a deficient number, since it is larger than the sum of its proper divisors (527896757).

142004155003 is an equidigital number, since it uses as much as digits as its factorization.

142004155003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527896756.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 142004155003 its reverse (300551400241), we get a palindrome (442555555244).

The spelling of 142004155003 in words is "one hundred forty-two billion, four million, one hundred fifty-five thousand, three".