512113613 has 8 divisors (see below), whose sum is σ = 569210976. Its totient is φ = 456773200.

The previous prime is 512113603. The next prime is 512113619. The reversal of 512113613 is 316311215.

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 512113613 - 2¹² = 512109517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512113619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438623 + ... + 439788.

It is an arithmetic number, because the mean of its divisors is an integer number (71151372).

Almost surely, 2^512113613 is an apocalyptic number.

512113613 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

It is an amenable number.

512113613 is a deficient number, since it is larger than the sum of its proper divisors (57097363).

512113613 is a wasteful number, since it uses less digits than its factorization.

512113613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878475.

The product of its digits is 540, while the sum is 23.

The square root of 512113613 is about 22629.9273750492. The cubic root of 512113613 is about 800.0591690612.

Adding to 512113613 its reverse (316311215), we get a palindrome (828424828).

The spelling of 512113613 in words is "five hundred twelve million, one hundred thirteen thousand, six hundred thirteen".