514645223 has 4 divisors (see below), whose sum is σ = 532391640. Its totient is φ = 496898808.

The previous prime is 514645189. The next prime is 514645231. The reversal of 514645223 is 322546415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 322546415 = 5 ⋅64509283.

It is a cyclic number.

It is not a de Polignac number, because 514645223 - 2¹⁴ = 514628839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 514645223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514645273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8873165 + ... + 8873222.

It is an arithmetic number, because the mean of its divisors is an integer number (133097910).

Almost surely, 2^514645223 is an apocalyptic number.

514645223 is a deficient number, since it is larger than the sum of its proper divisors (17746417).

514645223 is a wasteful number, since it uses less digits than its factorization.

514645223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17746416.

The product of its digits is 28800, while the sum is 32.

The square root of 514645223 is about 22685.7934179080. The cubic root of 514645223 is about 801.3753544576.

The spelling of 514645223 in words is "five hundred fourteen million, six hundred forty-five thousand, two hundred twenty-three".