135311432 has 32 divisors (see below), whose sum is σ = 269464320. Its totient is φ = 63479040.

The previous prime is 135311399. The next prime is 135311447. The reversal of 135311432 is 234113531.

It is a junction number, because it is equal to n+sod(n) for n = 135311398 and 135311407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48557 + ... + 51267.

It is an arithmetic number, because the mean of its divisors is an integer number (8420760).

Almost surely, 2^135311432 is an apocalyptic number.

It is an amenable number.

135311432 is a deficient number, since it is larger than the sum of its proper divisors (134152888).

135311432 is a wasteful number, since it uses less digits than its factorization.

135311432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101 (or 3097 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 135311432 is about 11632.3442177405. The cubic root of 135311432 is about 513.3869560370.

Adding to 135311432 its reverse (234113531), we get a palindrome (369424963).

The spelling of 135311432 in words is "one hundred thirty-five million, three hundred eleven thousand, four hundred thirty-two".