135307184242 has 16 divisors (see below), whose sum is σ = 211990649472. Its totient is φ = 64649342560.

The previous prime is 135307184213. The next prime is 135307184281. The reversal of 135307184242 is 242481703531.

It is a super-2 number, since 2×135307184242² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135307184195 and 135307184204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1379083 + ... + 1473934.

It is an arithmetic number, because the mean of its divisors is an integer number (13249415592).

Almost surely, 2^135307184242 is an apocalyptic number.

135307184242 is a deficient number, since it is larger than the sum of its proper divisors (76683465230).

135307184242 is a wasteful number, since it uses less digits than its factorization.

135307184242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854073.

The product of its (nonzero) digits is 161280, while the sum is 40.

Adding to 135307184242 its reverse (242481703531), we get a palindrome (377788887773).

The spelling of 135307184242 in words is "one hundred thirty-five billion, three hundred seven million, one hundred eighty-four thousand, two hundred forty-two".