135053161 has 4 divisors (see below), whose sum is σ = 135881872. Its totient is φ = 134224452.

The previous prime is 135053129. The next prime is 135053167. The reversal of 135053161 is 161350531.

135053161 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 135053161 - 2⁵ = 135053129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135053167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 414111 + ... + 414436.

It is an arithmetic number, because the mean of its divisors is an integer number (33970468).

Almost surely, 2^135053161 is an apocalyptic number.

It is an amenable number.

135053161 is a deficient number, since it is larger than the sum of its proper divisors (828711).

135053161 is an equidigital number, since it uses as much as digits as its factorization.

135053161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828710.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 135053161 is about 11621.2374986488. The cubic root of 135053161 is about 513.0601114857.

The spelling of 135053161 in words is "one hundred thirty-five million, fifty-three thousand, one hundred sixty-one".