135657276 has 12 divisors (see below), whose sum is σ = 316533672. Its totient is φ = 45219088.

The previous prime is 135657227. The next prime is 135657293. The reversal of 135657276 is 672756531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 5652375 + ... + 5652398.

It is an arithmetic number, because the mean of its divisors is an integer number (26377806).

Almost surely, 2^135657276 is an apocalyptic number.

It is an amenable number.

135657276 is an abundant number, since it is smaller than the sum of its proper divisors (180876396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135657276 is a wasteful number, since it uses less digits than its factorization.

135657276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11304780 (or 11304778 counting only the distinct ones).

The product of its digits is 264600, while the sum is 42.

The square root of 135657276 is about 11647.2003502988. The cubic root of 135657276 is about 513.8239744061.

The spelling of 135657276 in words is "one hundred thirty-five million, six hundred fifty-seven thousand, two hundred seventy-six".