135542017 has 8 divisors (see below), whose sum is σ = 146393856. Its totient is φ = 124750992.

The previous prime is 135541999. The next prime is 135542021. The reversal of 135542017 is 710245531.

It is a happy number.

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 135542017 - 2²³ = 127153409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135542417) 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, 10513 + ... + 19534.

It is an arithmetic number, because the mean of its divisors is an integer number (18299232).

Almost surely, 2^135542017 is an apocalyptic number.

It is an amenable number.

135542017 is a deficient number, since it is larger than the sum of its proper divisors (10851839).

135542017 is a wasteful number, since it uses less digits than its factorization.

135542017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30407.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 135542017 is about 11642.2513716205. The cubic root of 135542017 is about 513.6784124436.

Adding to 135542017 its reverse (710245531), we get a palindrome (845787548).

The spelling of 135542017 in words is "one hundred thirty-five million, five hundred forty-two thousand, seventeen".