142435523 has 2 divisors, whose sum is σ = 142435524. Its totient is φ = 142435522.

The previous prime is 142435487. The next prime is 142435547. The reversal of 142435523 is 325534241.

It is a happy number.

142435523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142435523 - 2¹⁰ = 142434499 is a prime.

It is not a weakly prime, because it can be changed into another prime (142435583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71217761 + 71217762.

It is an arithmetic number, because the mean of its divisors is an integer number (71217762).

Almost surely, 2^142435523 is an apocalyptic number.

142435523 is a deficient number, since it is larger than the sum of its proper divisors (1).

142435523 is an equidigital number, since it uses as much as digits as its factorization.

142435523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 29.

The square root of 142435523 is about 11934.6354364094. The cubic root of 142435523 is about 522.2431731564.

Adding to 142435523 its reverse (325534241), we get a palindrome (467969764).

The spelling of 142435523 in words is "one hundred forty-two million, four hundred thirty-five thousand, five hundred twenty-three".