135144452054 has 8 divisors (see below), whose sum is σ = 202718242728. Its totient is φ = 67571704480.

The previous prime is 135144452041. The next prime is 135144452087. The reversal of 135144452054 is 450254441531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 135144451999 and 135144452017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339269 + ... + 620799.

It is an arithmetic number, because the mean of its divisors is an integer number (25339780341).

Almost surely, 2^135144452054 is an apocalyptic number.

135144452054 is a deficient number, since it is larger than the sum of its proper divisors (67573790674).

135144452054 is a wasteful number, since it uses less digits than its factorization.

135144452054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521550.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 135144452054 its reverse (450254441531), we get a palindrome (585398893585).

The spelling of 135144452054 in words is "one hundred thirty-five billion, one hundred forty-four million, four hundred fifty-two thousand, fifty-four".