135511253342 has 16 divisors (see below), whose sum is σ = 207029973600. Its totient is φ = 66509597280.

The previous prime is 135511253341. The next prime is 135511253363. The reversal of 135511253342 is 243352115531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135511253341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2051117 + ... + 2116152.

It is an arithmetic number, because the mean of its divisors is an integer number (12939373350).

Almost surely, 2^135511253342 is an apocalyptic number.

135511253342 is a deficient number, since it is larger than the sum of its proper divisors (71518720258).

135511253342 is a wasteful number, since it uses less digits than its factorization.

135511253342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167571.

The product of its digits is 54000, while the sum is 35.

Adding to 135511253342 its reverse (243352115531), we get a palindrome (378863368873).

The spelling of 135511253342 in words is "one hundred thirty-five billion, five hundred eleven million, two hundred fifty-three thousand, three hundred forty-two".