7118820043 has 2 divisors, whose sum is σ = 7118820044. Its totient is φ = 7118820042.

The previous prime is 7118820031. The next prime is 7118820047. The reversal of 7118820043 is 3400288117.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7118820043 - 2²⁹ = 6581949131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7118819990 and 7118820008.

It is not a weakly prime, because it can be changed into another prime (7118820047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3559410021 + 3559410022.

It is an arithmetic number, because the mean of its divisors is an integer number (3559410022).

Almost surely, 2^7118820043 is an apocalyptic number.

7118820043 is a deficient number, since it is larger than the sum of its proper divisors (1).

7118820043 is an equidigital number, since it uses as much as digits as its factorization.

7118820043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 7118820043 is about 84373.1002334275. The cubic root of 7118820043 is about 1923.6940638572.

The spelling of 7118820043 in words is "seven billion, one hundred eighteen million, eight hundred twenty thousand, forty-three".