514788643 has 2 divisors, whose sum is σ = 514788644. Its totient is φ = 514788642.

The previous prime is 514788623. The next prime is 514788667. The reversal of 514788643 is 346887415.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 514788643 - 2¹⁷ = 514657571 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 514788593 and 514788602.

It is not a weakly prime, because it can be changed into another prime (514788613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257394321 + 257394322.

It is an arithmetic number, because the mean of its divisors is an integer number (257394322).

Almost surely, 2^514788643 is an apocalyptic number.

514788643 is a deficient number, since it is larger than the sum of its proper divisors (1).

514788643 is an equidigital number, since it uses as much as digits as its factorization.

514788643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 46.

The square root of 514788643 is about 22688.9542068382. The cubic root of 514788643 is about 801.4497892808.

The spelling of 514788643 in words is "five hundred fourteen million, seven hundred eighty-eight thousand, six hundred forty-three".