513479 has 2 divisors, whose sum is σ = 513480. Its totient is φ = 513478.

The previous prime is 513473. The next prime is 513481. The reversal of 513479 is 974315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513479 - 2¹⁶ = 447943 is a prime.

Together with 513481, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (513473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256739 + 256740.

It is an arithmetic number, because the mean of its divisors is an integer number (256740).

2⁵¹³⁴⁷⁹ is an apocalyptic number.

513479 is a deficient number, since it is larger than the sum of its proper divisors (1).

513479 is an equidigital number, since it uses as much as digits as its factorization.

513479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 513479 is about 716.5744901962. The cubic root of 513479 is about 80.0769571961.

The spelling of 513479 in words is "five hundred thirteen thousand, four hundred seventy-nine".