135111153 has 4 divisors (see below), whose sum is σ = 180148208. Its totient is φ = 90074100.

The previous prime is 135111139. The next prime is 135111187. The reversal of 135111153 is 351111531.

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 not a de Polignac number, because 135111153 - 2⁶ = 135111089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135111133) 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, 22518523 + ... + 22518528.

It is an arithmetic number, because the mean of its divisors is an integer number (45037052).

Almost surely, 2^135111153 is an apocalyptic number.

It is an amenable number.

135111153 is a deficient number, since it is larger than the sum of its proper divisors (45037055).

135111153 is an equidigital number, since it uses as much as digits as its factorization.

135111153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45037054.

The product of its digits is 225, while the sum is 21.

The square root of 135111153 is about 11623.7323179777. The cubic root of 135111153 is about 513.1335371997.

Adding to 135111153 its reverse (351111531), we get a palindrome (486222684).

The spelling of 135111153 in words is "one hundred thirty-five million, one hundred eleven thousand, one hundred fifty-three".