142303 has 8 divisors (see below), whose sum is σ = 168480. Its totient is φ = 117600.

The previous prime is 142297. The next prime is 142319. The reversal of 142303 is 303241.

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

It is not a de Polignac number, because 142303 - 2⁵ = 142271 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (21060).

2¹⁴²³⁰³ is an apocalyptic number.

142303 is a deficient number, since it is larger than the sum of its proper divisors (26177).

142303 is an equidigital number, since it uses as much as digits as its factorization.

142303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 142303 is about 377.2306986447. The cubic root of 142303 is about 52.2081156674.

Adding to 142303 its reverse (303241), we get a palindrome (445544).

The spelling of 142303 in words is "one hundred forty-two thousand, three hundred three", and thus it is an iban number.