2135518067 has 2 divisors, whose sum is σ = 2135518068. Its totient is φ = 2135518066.

The previous prime is 2135518009. The next prime is 2135518069. The reversal of 2135518067 is 7608155312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2135518067 - 2¹⁸ = 2135255923 is a prime.

Together with 2135518069, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2135518067.

It is not a weakly prime, because it can be changed into another prime (2135518069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067759033 + 1067759034.

It is an arithmetic number, because the mean of its divisors is an integer number (1067759034).

Almost surely, 2^2135518067 is an apocalyptic number.

2135518067 is a deficient number, since it is larger than the sum of its proper divisors (1).

2135518067 is an equidigital number, since it uses as much as digits as its factorization.

2135518067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 2135518067 is about 46211.6659188997. The cubic root of 2135518067 is about 1287.7584747908.

The spelling of 2135518067 in words is "two billion, one hundred thirty-five million, five hundred eighteen thousand, sixty-seven".