135234125 has 16 divisors (see below), whose sum is σ = 181756848. Its totient is φ = 99864000.

The previous prime is 135234119. The next prime is 135234131. The reversal of 135234125 is 521432531.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (135234119) and next prime (135234131).

It can be written as a sum of positive squares in 8 ways, for example, as 71537764 + 63696361 = 8458^2 + 7981^2 .

It is not a de Polignac number, because 135234125 - 2⁴ = 135234109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135234094 and 135234103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39986 + ... + 43235.

It is an arithmetic number, because the mean of its divisors is an integer number (11359803).

Almost surely, 2^135234125 is an apocalyptic number.

It is an amenable number.

135234125 is a deficient number, since it is larger than the sum of its proper divisors (46522723).

135234125 is an equidigital number, since it uses as much as digits as its factorization.

135234125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83249 (or 83239 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 135234125 is about 11629.0208100252. The cubic root of 135234125 is about 513.2891668959.

Adding to 135234125 its reverse (521432531), we get a palindrome (656666656).

The spelling of 135234125 in words is "one hundred thirty-five million, two hundred thirty-four thousand, one hundred twenty-five".