142056003 has 4 divisors (see below), whose sum is σ = 189408008. Its totient is φ = 94704000.

The previous prime is 142056001. The next prime is 142056023. The reversal of 142056003 is 300650241.

It is a happy number.

142056003 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 142056003 - 2¹ = 142056001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142056001) 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, 23675998 + ... + 23676003.

It is an arithmetic number, because the mean of its divisors is an integer number (47352002).

Almost surely, 2^142056003 is an apocalyptic number.

142056003 is a deficient number, since it is larger than the sum of its proper divisors (47352005).

142056003 is an equidigital number, since it uses as much as digits as its factorization.

142056003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47352004.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 142056003 is about 11918.7248898529. The cubic root of 142056003 is about 521.7789209288.

The spelling of 142056003 in words is "one hundred forty-two million, fifty-six thousand, three".