135351212 has 24 divisors (see below), whose sum is σ = 264000240. Its totient is φ = 60341760.

The previous prime is 135351199. The next prime is 135351299. The reversal of 135351212 is 212153531.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51089 + ... + 53672.

It is an arithmetic number, because the mean of its divisors is an integer number (11000010).

Almost surely, 2^135351212 is an apocalyptic number.

It is an amenable number.

135351212 is a deficient number, since it is larger than the sum of its proper divisors (128649028).

135351212 is a wasteful number, since it uses less digits than its factorization.

135351212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104801 (or 104799 counting only the distinct ones).

The product of its digits is 900, while the sum is 23.

The square root of 135351212 is about 11634.0539795894. The cubic root of 135351212 is about 513.4372610551.

The spelling of 135351212 in words is "one hundred thirty-five million, three hundred fifty-one thousand, two hundred twelve".