142234451325 has 18 divisors (see below), whose sum is σ = 254757706554. Its totient is φ = 75858373920.

The previous prime is 142234451311. The next prime is 142234451341. The reversal of 142234451325 is 523154432241.

It is a happy number.

142234451325 is a `hidden beast` number, since 142 + 2 + 34 + 451 + 32 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 1611701316 + 140622750009 = 40146^2 + 374997^2 .

It is not a de Polignac number, because 142234451325 - 2⁷ = 142234451197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142234451325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 316076334 + ... + 316076783.

Almost surely, 2^142234451325 is an apocalyptic number.

142234451325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142234451325 is a deficient number, since it is larger than the sum of its proper divisors (112523255229).

142234451325 is a wasteful number, since it uses less digits than its factorization.

142234451325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632153133 (or 632153125 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 142234451325 its reverse (523154432241), we get a palindrome (665388883566).

The spelling of 142234451325 in words is "one hundred forty-two billion, two hundred thirty-four million, four hundred fifty-one thousand, three hundred twenty-five".