135237532 has 6 divisors (see below), whose sum is σ = 236665688. Its totient is φ = 67618764.

The previous prime is 135237523. The next prime is 135237551. The reversal of 135237532 is 235732531.

135237532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×135237532² = 36578380122902048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135237494 and 135237503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16904688 + ... + 16904695.

Almost surely, 2^135237532 is an apocalyptic number.

It is an amenable number.

135237532 is a deficient number, since it is larger than the sum of its proper divisors (101428156).

135237532 is a wasteful number, since it uses less digits than its factorization.

135237532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33809387 (or 33809385 counting only the distinct ones).

The product of its digits is 18900, while the sum is 31.

The square root of 135237532 is about 11629.1672960707. The cubic root of 135237532 is about 513.2934773501.

The spelling of 135237532 in words is "one hundred thirty-five million, two hundred thirty-seven thousand, five hundred thirty-two".