135543502051 has 8 divisors (see below), whose sum is σ = 145369397520. Its totient is φ = 125986809312.

The previous prime is 135543501991. The next prime is 135543502057. The reversal of 135543502051 is 150205345531.

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

It is a cyclic number.

It is not a de Polignac number, because 135543502051 - 2¹⁷ = 135543370979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135543501998 and 135543502016.

It is not an unprimeable number, because it can be changed into a prime (135543502057) 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, 67299640 + ... + 67301653.

It is an arithmetic number, because the mean of its divisors is an integer number (18171174690).

Almost surely, 2^135543502051 is an apocalyptic number.

135543502051 is a deficient number, since it is larger than the sum of its proper divisors (9825895469).

135543502051 is a wasteful number, since it uses less digits than its factorization.

135543502051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134601365.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 135543502051 its reverse (150205345531), we get a palindrome (285748847582).

The spelling of 135543502051 in words is "one hundred thirty-five billion, five hundred forty-three million, five hundred two thousand, fifty-one".