142332134513 has 4 divisors (see below), whose sum is σ = 142332903540. Its totient is φ = 142331365488.

The previous prime is 142332134509. The next prime is 142332134519. The reversal of 142332134513 is 315431233241.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 54909611584 + 87422522929 = 234328^2 + 295673^2 .

It is a cyclic number.

It is not a de Polignac number, because 142332134513 - 2² = 142332134509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 142332134513.

It is not an unprimeable number, because it can be changed into a prime (142332134519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80831 + ... + 539627.

It is an arithmetic number, because the mean of its divisors is an integer number (35583225885).

Almost surely, 2^142332134513 is an apocalyptic number.

It is an amenable number.

142332134513 is a deficient number, since it is larger than the sum of its proper divisors (769027).

142332134513 is an equidigital number, since it uses as much as digits as its factorization.

142332134513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769026.

The product of its digits is 25920, while the sum is 32.

Adding to 142332134513 its reverse (315431233241), we get a palindrome (457763367754).

The spelling of 142332134513 in words is "one hundred forty-two billion, three hundred thirty-two million, one hundred thirty-four thousand, five hundred thirteen".