135021032 has 16 divisors (see below), whose sum is σ = 259052640. Its totient is φ = 65940336.

The previous prime is 135021023. The next prime is 135021037. The reversal of 135021032 is 230120531.

It is a self number, because there is not a number n which added to its sum of digits gives 135021032.

It is not an unprimeable number, because it can be changed into a prime (135021037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195908 + ... + 196595.

It is an arithmetic number, because the mean of its divisors is an integer number (16190790).

Almost surely, 2^135021032 is an apocalyptic number.

It is an amenable number.

135021032 is a deficient number, since it is larger than the sum of its proper divisors (124031608).

135021032 is a wasteful number, since it uses less digits than its factorization.

135021032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392552 (or 392548 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 135021032 is about 11619.8550765489. The cubic root of 135021032 is about 513.0194227783.

Adding to 135021032 its reverse (230120531), we get a palindrome (365141563).

The spelling of 135021032 in words is "one hundred thirty-five million, twenty-one thousand, thirty-two".