135201053 has 8 divisors (see below), whose sum is σ = 146665848. Its totient is φ = 123888384.

The previous prime is 135201047. The next prime is 135201113. The reversal of 135201053 is 350102531.

It can be written as a sum of positive squares in 4 ways, for example, as 19035769 + 116165284 = 4363^2 + 10778^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135201053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135201023) 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, 36176 + ... + 39737.

It is an arithmetic number, because the mean of its divisors is an integer number (18333231).

Almost surely, 2^135201053 is an apocalyptic number.

135201053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135201053 is a deficient number, since it is larger than the sum of its proper divisors (11464795).

135201053 is a wasteful number, since it uses less digits than its factorization.

135201053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76063.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 135201053 is about 11627.5987632873. The cubic root of 135201053 is about 513.2473212367.

Adding to 135201053 its reverse (350102531), we get a palindrome (485303584).

The spelling of 135201053 in words is "one hundred thirty-five million, two hundred one thousand, fifty-three".