517429147 has 16 divisors (see below), whose sum is σ = 551769120. Its totient is φ = 483840000.

The previous prime is 517429117. The next prime is 517429163. The reversal of 517429147 is 741924715.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-517429147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (517429117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 860647 + ... + 861247.

It is an arithmetic number, because the mean of its divisors is an integer number (34485570).

Almost surely, 2^517429147 is an apocalyptic number.

517429147 is a deficient number, since it is larger than the sum of its proper divisors (34339973).

517429147 is a wasteful number, since it uses less digits than its factorization.

517429147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134.

The product of its digits is 70560, while the sum is 40.

The square root of 517429147 is about 22747.0689760241. The cubic root of 517429147 is about 802.8177444722.

The spelling of 517429147 in words is "five hundred seventeen million, four hundred twenty-nine thousand, one hundred forty-seven".