514216243 has 4 divisors (see below), whose sum is σ = 514262520. Its totient is φ = 514169968.

The previous prime is 514216217. The next prime is 514216259. The reversal of 514216243 is 342612415.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514216243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (514216643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4671 + ... + 32407.

It is an arithmetic number, because the mean of its divisors is an integer number (128565630).

Almost surely, 2^514216243 is an apocalyptic number.

514216243 is a deficient number, since it is larger than the sum of its proper divisors (46277).

514216243 is a wasteful number, since it uses less digits than its factorization.

514216243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46276.

The product of its digits is 5760, while the sum is 28.

The square root of 514216243 is about 22676.3366309464. The cubic root of 514216243 is about 801.1526317317.

Adding to 514216243 its reverse (342612415), we get a palindrome (856828658).

The spelling of 514216243 in words is "five hundred fourteen million, two hundred sixteen thousand, two hundred forty-three".