135441151 has 4 divisors (see below), whose sum is σ = 135467152. Its totient is φ = 135415152.

The previous prime is 135441133. The next prime is 135441161. The reversal of 135441151 is 151144531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135441151 - 2⁹ = 135440639 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 (135441161) 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, 2190 + ... + 16603.

It is an arithmetic number, because the mean of its divisors is an integer number (33866788).

Almost surely, 2^135441151 is an apocalyptic number.

135441151 is a deficient number, since it is larger than the sum of its proper divisors (26001).

135441151 is an equidigital number, since it uses as much as digits as its factorization.

135441151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26000.

The product of its digits is 1200, while the sum is 25.

The square root of 135441151 is about 11637.9186713089. The cubic root of 135441151 is about 513.5509598508.

Adding to 135441151 its reverse (151144531), we get a palindrome (286585682).

The spelling of 135441151 in words is "one hundred thirty-five million, four hundred forty-one thousand, one hundred fifty-one".