142442503143245 has 8 divisors (see below), whose sum is σ = 170931253161984. Its totient is φ = 113953836254544.

The previous prime is 142442503143221. The next prime is 142442503143247. The reversal of 142442503143245 is 542341305244241.

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

It is a cyclic number.

It is not a de Polignac number, because 142442503143245 - 2¹² = 142442503139149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 142442503143196 and 142442503143205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142442503143247) 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, 16948529 + ... + 23919398.

It is an arithmetic number, because the mean of its divisors is an integer number (21366406645248).

Almost surely, 2^{142442503143245} is an apocalyptic number.

It is an amenable number.

142442503143245 is a deficient number, since it is larger than the sum of its proper divisors (28488750018739).

142442503143245 is an equidigital number, since it uses as much as digits as its factorization.

142442503143245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41565019.

The product of its (nonzero) digits is 1843200, while the sum is 44.

Adding to 142442503143245 its reverse (542341305244241), we get a palindrome (684783808387486).

The spelling of 142442503143245 in words is "one hundred forty-two trillion, four hundred forty-two billion, five hundred three million, one hundred forty-three thousand, two hundred forty-five".