135132231530 has 8 divisors (see below), whose sum is σ = 243238016772. Its totient is φ = 54052892608.

The previous prime is 135132231527. The next prime is 135132231551. The reversal of 135132231530 is 35132231531.

It is a happy number.

135132231530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 129700099321 + 5432132209 = 360139^2 + 73703^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×135132231530² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135132231493 and 135132231502.

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, 6756611567 + ... + 6756611586.

Almost surely, 2^135132231530 is an apocalyptic number.

135132231530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135132231530 is a deficient number, since it is larger than the sum of its proper divisors (108105785242).

135132231530 is a wasteful number, since it uses less digits than its factorization.

135132231530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13513223160.

The product of its (nonzero) digits is 8100, while the sum is 29.

Subtracting from 135132231530 its reverse (35132231531), we obtain a palindrome (99999999999).

The spelling of 135132231530 in words is "one hundred thirty-five billion, one hundred thirty-two million, two hundred thirty-one thousand, five hundred thirty".