142323503045 has 4 divisors (see below), whose sum is σ = 170788203660. Its totient is φ = 113858802432.

The previous prime is 142323503027. The next prime is 142323503093. The reversal of 142323503045 is 540305323241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48815367364 + 93508135681 = 220942^2 + 305791^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142323503045 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14232350300 + ... + 14232350309.

It is an arithmetic number, because the mean of its divisors is an integer number (42697050915).

Almost surely, 2^142323503045 is an apocalyptic number.

It is an amenable number.

142323503045 is a deficient number, since it is larger than the sum of its proper divisors (28464700615).

142323503045 is an equidigital number, since it uses as much as digits as its factorization.

142323503045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28464700614.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 142323503045 its reverse (540305323241), we get a palindrome (682628826286).

The spelling of 142323503045 in words is "one hundred forty-two billion, three hundred twenty-three million, five hundred three thousand, forty-five".