142430044135013 has 4 divisors (see below), whose sum is σ = 145742370742848. Its totient is φ = 139117717527180.

The previous prime is 142430044135003. The next prime is 142430044135021. The reversal of 142430044135013 is 310531440034241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 142430044135013 - 2¹⁶ = 142430044069477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142430044135003) 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, 1656163303853 + ... + 1656163303938.

It is an arithmetic number, because the mean of its divisors is an integer number (36435592685712).

Almost surely, 2^{142430044135013} is an apocalyptic number.

It is an amenable number.

142430044135013 is a deficient number, since it is larger than the sum of its proper divisors (3312326607835).

142430044135013 is an equidigital number, since it uses as much as digits as its factorization.

142430044135013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3312326607834.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 142430044135013 its reverse (310531440034241), we get a palindrome (452961484169254).

The spelling of 142430044135013 in words is "one hundred forty-two trillion, four hundred thirty billion, forty-four million, one hundred thirty-five thousand, thirteen".