503475155 has 4 divisors (see below), whose sum is σ = 604170192. Its totient is φ = 402780120.

The previous prime is 503475113. The next prime is 503475173. The reversal of 503475155 is 551574305.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 503475155 - 2¹⁴ = 503458771 is a prime.

It is a Duffinian 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, 50347511 + ... + 50347520.

It is an arithmetic number, because the mean of its divisors is an integer number (151042548).

Almost surely, 2^503475155 is an apocalyptic number.

503475155 is a deficient number, since it is larger than the sum of its proper divisors (100695037).

503475155 is a wasteful number, since it uses less digits than its factorization.

503475155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100695036.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 503475155 is about 22438.2520486779. The cubic root of 503475155 is about 795.5351037988.

The spelling of 503475155 in words is "five hundred three million, four hundred seventy-five thousand, one hundred fifty-five".