135502111 has 2 divisors, whose sum is σ = 135502112. Its totient is φ = 135502110.

The previous prime is 135502097. The next prime is 135502127. The reversal of 135502111 is 111205531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 135502111 - 2⁷ = 135501983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135502141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67751055 + 67751056.

It is an arithmetic number, because the mean of its divisors is an integer number (67751056).

Almost surely, 2^135502111 is an apocalyptic number.

135502111 is a deficient number, since it is larger than the sum of its proper divisors (1).

135502111 is an equidigital number, since it uses as much as digits as its factorization.

135502111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 135502111 is about 11640.5374016838. The cubic root of 135502111 is about 513.6279954505.

Adding to 135502111 its reverse (111205531), we get a palindrome (246707642).

The spelling of 135502111 in words is "one hundred thirty-five million, five hundred two thousand, one hundred eleven".