142301303 has 4 divisors (see below), whose sum is σ = 143046528. Its totient is φ = 141556080.

The previous prime is 142301293. The next prime is 142301311. The reversal of 142301303 is 303103241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303103241 = 7 ⋅43300463.

It is a cyclic number.

It is not a de Polignac number, because 142301303 - 2¹⁸ = 142039159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142301363) 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, 372326 + ... + 372707.

It is an arithmetic number, because the mean of its divisors is an integer number (35761632).

Almost surely, 2^142301303 is an apocalyptic number.

142301303 is a deficient number, since it is larger than the sum of its proper divisors (745225).

142301303 is an equidigital number, since it uses as much as digits as its factorization.

142301303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745224.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 142301303 is about 11929.0109816363. The cubic root of 142301303 is about 522.0790813478.

Adding to 142301303 its reverse (303103241), we get a palindrome (445404544).

The spelling of 142301303 in words is "one hundred forty-two million, three hundred one thousand, three hundred three".