503034545 has 16 divisors (see below), whose sum is σ = 654832080. Its totient is φ = 368753664.

The previous prime is 503034473. The next prime is 503034559. The reversal of 503034545 is 545430305.

It can be written as a sum of positive squares in 8 ways, for example, as 54272689 + 448761856 = 7367^2 + 21184^2 .

It is a cyclic number.

It is not a de Polignac number, because 503034545 - 2¹⁴ = 503018161 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19340 + ... + 37149.

It is an arithmetic number, because the mean of its divisors is an integer number (40927005).

Almost surely, 2^503034545 is an apocalyptic number.

It is an amenable number.

503034545 is a deficient number, since it is larger than the sum of its proper divisors (151797535).

503034545 is a wasteful number, since it uses less digits than its factorization.

503034545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56644.

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 503034545 is about 22428.4316214933. The cubic root of 503034545 is about 795.3029685288.

The spelling of 503034545 in words is "five hundred three million, thirty-four thousand, five hundred forty-five".