11665015027 has 2 divisors, whose sum is σ = 11665015028. Its totient is φ = 11665015026.

The previous prime is 11665015009. The next prime is 11665015031. The reversal of 11665015027 is 72051056611.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11665015027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11665014983 and 11665015001.

It is not a weakly prime, because it can be changed into another prime (11665015927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5832507513 + 5832507514.

It is an arithmetic number, because the mean of its divisors is an integer number (5832507514).

Almost surely, 2^11665015027 is an apocalyptic number.

11665015027 is a deficient number, since it is larger than the sum of its proper divisors (1).

11665015027 is an equidigital number, since it uses as much as digits as its factorization.

11665015027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 11665015027 in words is "eleven billion, six hundred sixty-five million, fifteen thousand, twenty-seven".