2118667763 has 2 divisors, whose sum is σ = 2118667764. Its totient is φ = 2118667762.

The previous prime is 2118667723. The next prime is 2118667781. The reversal of 2118667763 is 3677668112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2118667763 - 2⁶ = 2118667699 is a prime.

It is not a weakly prime, because it can be changed into another prime (2118667723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059333881 + 1059333882.

It is an arithmetic number, because the mean of its divisors is an integer number (1059333882).

Almost surely, 2^2118667763 is an apocalyptic number.

2118667763 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118667763 is an equidigital number, since it uses as much as digits as its factorization.

2118667763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 2118667763 is about 46028.9882899896. The cubic root of 2118667763 is about 1284.3625079566.

The spelling of 2118667763 in words is "two billion, one hundred eighteen million, six hundred sixty-seven thousand, seven hundred sixty-three".