135342212 has 24 divisors (see below), whose sum is σ = 248173632. Its totient is φ = 64460000.

The previous prime is 135342197. The next prime is 135342269. The reversal of 135342212 is 212243531.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20162 + ... + 26022.

It is an arithmetic number, because the mean of its divisors is an integer number (10340568).

Almost surely, 2^135342212 is an apocalyptic number.

It is an amenable number.

135342212 is a deficient number, since it is larger than the sum of its proper divisors (112831420).

135342212 is a wasteful number, since it uses less digits than its factorization.

135342212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6139 (or 6137 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 135342212 is about 11633.6671776358. The cubic root of 135342212 is about 513.4258806921.

Adding to 135342212 its reverse (212243531), we get a palindrome (347585743).

The spelling of 135342212 in words is "one hundred thirty-five million, three hundred forty-two thousand, two hundred twelve".