2118626023 has 2 divisors, whose sum is σ = 2118626024. Its totient is φ = 2118626022.

The previous prime is 2118626011. The next prime is 2118626051. The reversal of 2118626023 is 3206268112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2118626023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118626093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059313011 + 1059313012.

It is an arithmetic number, because the mean of its divisors is an integer number (1059313012).

Almost surely, 2^2118626023 is an apocalyptic number.

2118626023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118626023 is an equidigital number, since it uses as much as digits as its factorization.

2118626023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 2118626023 is about 46028.5348778342. The cubic root of 2118626023 is about 1284.3540734671.

The spelling of 2118626023 in words is "two billion, one hundred eighteen million, six hundred twenty-six thousand, twenty-three".