513140003 has 4 divisors (see below), whose sum is σ = 513189360. Its totient is φ = 513090648.

The previous prime is 513139981. The next prime is 513140009. The reversal of 513140003 is 300041315.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 513140003 - 2¹⁰ = 513138979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513140009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2348 + ... + 32121.

It is an arithmetic number, because the mean of its divisors is an integer number (128297340).

Almost surely, 2^513140003 is an apocalyptic number.

513140003 is a deficient number, since it is larger than the sum of its proper divisors (49357).

513140003 is a wasteful number, since it uses less digits than its factorization.

513140003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49356.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 513140003 is about 22652.5937367004. The cubic root of 513140003 is about 800.5933114307.

Adding to 513140003 its reverse (300041315), we get a palindrome (813181318).

The spelling of 513140003 in words is "five hundred thirteen million, one hundred forty thousand, three".