135431276 has 36 divisors (see below), whose sum is σ = 248172288. Its totient is φ = 64661184.

The previous prime is 135431273. The next prime is 135431341. The reversal of 135431276 is 672134531.

It is not an unprimeable number, because it can be changed into a prime (135431273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 427070 + ... + 427386.

Almost surely, 2^135431276 is an apocalyptic number.

It is an amenable number.

135431276 is a deficient number, since it is larger than the sum of its proper divisors (112741012).

135431276 is a wasteful number, since it uses less digits than its factorization.

135431276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506 (or 475 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 135431276 is about 11637.4944038655. The cubic root of 135431276 is about 513.5384785654.

The spelling of 135431276 in words is "one hundred thirty-five million, four hundred thirty-one thousand, two hundred seventy-six".