514305143 has 16 divisors (see below), whose sum is σ = 580433280. Its totient is φ = 451591200.

The previous prime is 514305137. The next prime is 514305157. The reversal of 514305143 is 341503415.

It is a cyclic number.

It is not a de Polignac number, because 514305143 - 2⁶ = 514305079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514305173) 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 15 ways as a sum of consecutive naturals, for example, 52028 + ... + 61118.

It is an arithmetic number, because the mean of its divisors is an integer number (36277080).

Almost surely, 2^514305143 is an apocalyptic number.

514305143 is a deficient number, since it is larger than the sum of its proper divisors (66128137).

514305143 is a wasteful number, since it uses less digits than its factorization.

514305143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9278.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 514305143 is about 22678.2967393938. The cubic root of 514305143 is about 801.1987980193.

Adding to 514305143 its reverse (341503415), we get a palindrome (855808558).

The spelling of 514305143 in words is "five hundred fourteen million, three hundred five thousand, one hundred forty-three".