135216467 has 8 divisors (see below), whose sum is σ = 138553536. Its totient is φ = 131888232.

The previous prime is 135216449. The next prime is 135216469. The reversal of 135216467 is 764612531.

135216467 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 135216467 - 2¹⁶ = 135150931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135216469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37268 + ... + 40734.

It is an arithmetic number, because the mean of its divisors is an integer number (17319192).

Almost surely, 2^135216467 is an apocalyptic number.

135216467 is a deficient number, since it is larger than the sum of its proper divisors (3337069).

135216467 is an equidigital number, since it uses as much as digits as its factorization.

135216467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417.

The product of its digits is 30240, while the sum is 35.

The square root of 135216467 is about 11628.2615639656. The cubic root of 135216467 is about 513.2668252603.

Adding to 135216467 its reverse (764612531), we get a palindrome (899828998).

The spelling of 135216467 in words is "one hundred thirty-five million, two hundred sixteen thousand, four hundred sixty-seven".