135288001 has 8 divisors (see below), whose sum is σ = 141761664. Its totient is φ = 128863680.

The previous prime is 135287993. The next prime is 135288011. The reversal of 135288001 is 100882531.

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 135288001 - 2³ = 135287993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135288011) 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, 6661 + ... + 17746.

It is an arithmetic number, because the mean of its divisors is an integer number (17720208).

Almost surely, 2^135288001 is an apocalyptic number.

It is an amenable number.

135288001 is a deficient number, since it is larger than the sum of its proper divisors (6473663).

135288001 is a wasteful number, since it uses less digits than its factorization.

135288001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24671.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 135288001 is about 11631.3370254670. The cubic root of 135288001 is about 513.3573210338.

The spelling of 135288001 in words is "one hundred thirty-five million, two hundred eighty-eight thousand, one".