135420433415503 has 8 divisors (see below), whose sum is σ = 135620108949456. Its totient is φ = 135220761984000.

The previous prime is 135420433415483. The next prime is 135420433415563. The reversal of 135420433415503 is 305514334024531.

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 135420433415503 - 2¹⁷ = 135420433284431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135420433415503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135420433415563) 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, 68514703 + ... + 70463503.

It is an arithmetic number, because the mean of its divisors is an integer number (16952513618682).

Almost surely, 2^{135420433415503} is an apocalyptic number.

135420433415503 is a deficient number, since it is larger than the sum of its proper divisors (199675533953).

135420433415503 is a wasteful number, since it uses less digits than its factorization.

135420433415503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051225.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 135420433415503 in words is "one hundred thirty-five trillion, four hundred twenty billion, four hundred thirty-three million, four hundred fifteen thousand, five hundred three".