135752211 has 24 divisors (see below), whose sum is σ = 226093920. Its totient is φ = 76882176.

The previous prime is 135752209. The next prime is 135752237. The reversal of 135752211 is 112257531.

135752211 is a `hidden beast` number, since 135 + 7 + 522 + 1 + 1 = 666.

It is not a de Polignac number, because 135752211 - 2¹ = 135752209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135752011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2416 + ... + 16653.

It is an arithmetic number, because the mean of its divisors is an integer number (9420580).

Almost surely, 2^135752211 is an apocalyptic number.

135752211 is a deficient number, since it is larger than the sum of its proper divisors (90341709).

135752211 is a wasteful number, since it uses less digits than its factorization.

135752211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19195 (or 19192 counting only the distinct ones).

The product of its digits is 2100, while the sum is 27.

The square root of 135752211 is about 11651.2750804365. The cubic root of 135752211 is about 513.9438070360.

The spelling of 135752211 in words is "one hundred thirty-five million, seven hundred fifty-two thousand, two hundred eleven".