142345303 has 2 divisors, whose sum is σ = 142345304. Its totient is φ = 142345302.

The previous prime is 142345261. The next prime is 142345337. The reversal of 142345303 is 303543241.

It is a strong prime.

It is an emirp because it is prime and its reverse (303543241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142345303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142345373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71172651 + 71172652.

It is an arithmetic number, because the mean of its divisors is an integer number (71172652).

Almost surely, 2^142345303 is an apocalyptic number.

142345303 is a deficient number, since it is larger than the sum of its proper divisors (1).

142345303 is an equidigital number, since it uses as much as digits as its factorization.

142345303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 142345303 is about 11930.8550825161. The cubic root of 142345303 is about 522.1328852880.

Adding to 142345303 its reverse (303543241), we get a palindrome (445888544).

The spelling of 142345303 in words is "one hundred forty-two million, three hundred forty-five thousand, three hundred three".