142300023 has 8 divisors (see below), whose sum is σ = 189803136. Its totient is φ = 94831800.

The previous prime is 142300021. The next prime is 142300033. The reversal of 142300023 is 320003241.

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

It is not a de Polignac number, because 142300023 - 2¹ = 142300021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142299975 and 142300011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142300021) 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 7 ways as a sum of consecutive naturals, for example, 3078 + ... + 17148.

It is an arithmetic number, because the mean of its divisors is an integer number (23725392).

Almost surely, 2^142300023 is an apocalyptic number.

142300023 is a deficient number, since it is larger than the sum of its proper divisors (47503113).

142300023 is a wasteful number, since it uses less digits than its factorization.

142300023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17445.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 142300023 is about 11928.9573307980. The cubic root of 142300023 is about 522.0775159763.

Adding to 142300023 its reverse (320003241), we get a palindrome (462303264).

The spelling of 142300023 in words is "one hundred forty-two million, three hundred thousand, twenty-three".