135312214 has 8 divisors (see below), whose sum is σ = 214907688. Its totient is φ = 63676320.

The previous prime is 135312211. The next prime is 135312323. The reversal of 135312214 is 412213531.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135312211) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1989852 + ... + 1989919.

It is an arithmetic number, because the mean of its divisors is an integer number (26863461).

Almost surely, 2^135312214 is an apocalyptic number.

135312214 is a deficient number, since it is larger than the sum of its proper divisors (79595474).

135312214 is a wasteful number, since it uses less digits than its factorization.

135312214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979790.

The product of its digits is 720, while the sum is 22.

The square root of 135312214 is about 11632.3778308650. The cubic root of 135312214 is about 513.3879450341.

Adding to 135312214 its reverse (412213531), we get a palindrome (547525745).

The spelling of 135312214 in words is "one hundred thirty-five million, three hundred twelve thousand, two hundred fourteen".