513104003 has 8 divisors (see below), whose sum is σ = 517750272. Its totient is φ = 508467456.

The previous prime is 513103939. The next prime is 513104057. The reversal of 513104003 is 300401315.

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 513104003 - 2⁶ = 513103939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (513104303) 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, 140051 + ... + 143667.

It is an arithmetic number, because the mean of its divisors is an integer number (64718784).

Almost surely, 2^513104003 is an apocalyptic number.

513104003 is a deficient number, since it is larger than the sum of its proper divisors (4646269).

513104003 is a wasteful number, since it uses less digits than its factorization.

513104003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4861.

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

The square root of 513104003 is about 22651.7991117703. The cubic root of 513104003 is about 800.5745887734.

Adding to 513104003 its reverse (300401315), we get a palindrome (813505318).

The spelling of 513104003 in words is "five hundred thirteen million, one hundred four thousand, three".