135135343503 has 12 divisors (see below), whose sum is σ = 195811258968. Its totient is φ = 89806030800.

The previous prime is 135135343493. The next prime is 135135343517. The reversal of 135135343503 is 305343531531.

135135343503 is a `hidden beast` number, since 1 + 3 + 513 + 53 + 43 + 50 + 3 = 666.

It is not a de Polignac number, because 135135343503 - 2⁸ = 135135343247 is a prime.

It is a super-2 number, since 2×135135343503² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135135343543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23680173 + ... + 23685878.

It is an arithmetic number, because the mean of its divisors is an integer number (16317604914).

Almost surely, 2^135135343503 is an apocalyptic number.

135135343503 is a deficient number, since it is larger than the sum of its proper divisors (60675915465).

135135343503 is a wasteful number, since it uses less digits than its factorization.

135135343503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47366374 (or 47366371 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 36.

The spelling of 135135343503 in words is "one hundred thirty-five billion, one hundred thirty-five million, three hundred forty-three thousand, five hundred three".