7214358643 has 2 divisors, whose sum is σ = 7214358644. Its totient is φ = 7214358642.

The previous prime is 7214358631. The next prime is 7214358659. The reversal of 7214358643 is 3468534127.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7214358643 - 2⁵ = 7214358611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7214358643.

It is not a weakly prime, because it can be changed into another prime (7214358143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607179321 + 3607179322.

It is an arithmetic number, because the mean of its divisors is an integer number (3607179322).

Almost surely, 2^7214358643 is an apocalyptic number.

7214358643 is a deficient number, since it is larger than the sum of its proper divisors (1).

7214358643 is an equidigital number, since it uses as much as digits as its factorization.

7214358643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 43.

The square root of 7214358643 is about 84937.3807166197. The cubic root of 7214358643 is about 1932.2615388460.

The spelling of 7214358643 in words is "seven billion, two hundred fourteen million, three hundred fifty-eight thousand, six hundred forty-three".