7118200643 has 2 divisors, whose sum is σ = 7118200644. Its totient is φ = 7118200642.

The previous prime is 7118200631. The next prime is 7118200651. The reversal of 7118200643 is 3460028117.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7118200643 - 2⁴ = 7118200627 is a prime.

It is a super-2 number, since 2×7118200643² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7118200343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3559100321 + 3559100322.

It is an arithmetic number, because the mean of its divisors is an integer number (3559100322).

Almost surely, 2^7118200643 is an apocalyptic number.

7118200643 is a deficient number, since it is larger than the sum of its proper divisors (1).

7118200643 is an equidigital number, since it uses as much as digits as its factorization.

7118200643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 7118200643 is about 84369.4295524155. The cubic root of 7118200643 is about 1923.6382694673.

The spelling of 7118200643 in words is "seven billion, one hundred eighteen million, two hundred thousand, six hundred forty-three".