514302223 has 2 divisors, whose sum is σ = 514302224. Its totient is φ = 514302222.

The previous prime is 514302209. The next prime is 514302227. The reversal of 514302223 is 322203415.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514302223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 514302194 and 514302203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (514302227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257151111 + 257151112.

It is an arithmetic number, because the mean of its divisors is an integer number (257151112).

Almost surely, 2^514302223 is an apocalyptic number.

514302223 is a deficient number, since it is larger than the sum of its proper divisors (1).

514302223 is an equidigital number, since it uses as much as digits as its factorization.

514302223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 514302223 is about 22678.2323605699. The cubic root of 514302223 is about 801.1972817308.

Adding to 514302223 its reverse (322203415), we get a palindrome (836505638).

The spelling of 514302223 in words is "five hundred fourteen million, three hundred two thousand, two hundred twenty-three".