135225011 has 16 divisors (see below), whose sum is σ = 142248960. Its totient is φ = 128431680.

The previous prime is 135225001. The next prime is 135225019. The reversal of 135225011 is 110522531.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-135225011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135225019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268586 + ... + 269088.

It is an arithmetic number, because the mean of its divisors is an integer number (8890560).

Almost surely, 2^135225011 is an apocalyptic number.

135225011 is a deficient number, since it is larger than the sum of its proper divisors (7023949).

135225011 is an equidigital number, since it uses as much as digits as its factorization.

135225011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 135225011 is about 11628.6289389592. The cubic root of 135225011 is about 513.2776357271.

Adding to 135225011 its reverse (110522531), we get a palindrome (245747542).

The spelling of 135225011 in words is "one hundred thirty-five million, two hundred twenty-five thousand, eleven".