135344111 has 4 divisors (see below), whose sum is σ = 154678992. Its totient is φ = 116009232.

The previous prime is 135344093. The next prime is 135344129. The reversal of 135344111 is 111443531.

135344111 = T₆₂₁₅ + T₆₂₁₆ + ... + T₆₂₂₁.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (135344093) and next prime (135344129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135344111 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 (135349111) 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, 9667430 + ... + 9667443.

It is an arithmetic number, because the mean of its divisors is an integer number (38669748).

Almost surely, 2^135344111 is an apocalyptic number.

135344111 is a deficient number, since it is larger than the sum of its proper divisors (19334881).

135344111 is an equidigital number, since it uses as much as digits as its factorization.

135344111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19334880.

The product of its digits is 720, while the sum is 23.

The square root of 135344111 is about 11633.7487939185. The cubic root of 135344111 is about 513.4282819907.

Adding to 135344111 its reverse (111443531), we get a palindrome (246787642).

The spelling of 135344111 in words is "one hundred thirty-five million, three hundred forty-four thousand, one hundred eleven".