513303347 has 2 divisors, whose sum is σ = 513303348. Its totient is φ = 513303346.

The previous prime is 513303319. The next prime is 513303367. The reversal of 513303347 is 743303315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 513303347 - 2¹⁰ = 513302323 is a prime.

It is not a weakly prime, because it can be changed into another prime (513303367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256651673 + 256651674.

It is an arithmetic number, because the mean of its divisors is an integer number (256651674).

Almost surely, 2^513303347 is an apocalyptic number.

513303347 is a deficient number, since it is larger than the sum of its proper divisors (1).

513303347 is an equidigital number, since it uses as much as digits as its factorization.

513303347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 29.

The square root of 513303347 is about 22656.1988647699. The cubic root of 513303347 is about 800.6782513688.

The spelling of 513303347 in words is "five hundred thirteen million, three hundred three thousand, three hundred forty-seven".