503150545 has 4 divisors (see below), whose sum is σ = 603780660. Its totient is φ = 402520432.

The previous prime is 503150489. The next prime is 503150561. The reversal of 503150545 is 545051305.

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

It can be written as a sum of positive squares in 2 ways, for example, as 181737361 + 321413184 = 13481^2 + 17928^2 .

It is a cyclic number.

It is not a de Polignac number, because 503150545 - 2⁹ = 503150033 is a prime.

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, 50315050 + ... + 50315059.

It is an arithmetic number, because the mean of its divisors is an integer number (150945165).

Almost surely, 2^503150545 is an apocalyptic number.

It is an amenable number.

503150545 is a deficient number, since it is larger than the sum of its proper divisors (100630115).

503150545 is a wasteful number, since it uses less digits than its factorization.

503150545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100630114.

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 503150545 is about 22431.0174758079. The cubic root of 503150545 is about 795.3640962418.

The spelling of 503150545 in words is "five hundred three million, one hundred fifty thousand, five hundred forty-five".