513115 has 8 divisors (see below), whose sum is σ = 631008. Its totient is φ = 400320.

The previous prime is 513109. The next prime is 513131. The reversal of 513115 is 511315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 513115 - 2⁵ = 513083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047 + ... + 1456.

It is an arithmetic number, because the mean of its divisors is an integer number (78876).

2⁵¹³¹¹⁵ is an apocalyptic number.

513115 is a deficient number, since it is larger than the sum of its proper divisors (117893).

513115 is a wasteful number, since it uses less digits than its factorization.

513115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549.

The product of its digits is 75, while the sum is 16.

The square root of 513115 is about 716.3204590126. The cubic root of 513115 is about 80.0580308118.

The spelling of 513115 in words is "five hundred thirteen thousand, one hundred fifteen".