11666112259 has 2 divisors, whose sum is σ = 11666112260. Its totient is φ = 11666112258.

The previous prime is 11666112251. The next prime is 11666112301. The reversal of 11666112259 is 95221166611.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11666112259 - 2³ = 11666112251 is a prime.

It is not a weakly prime, because it can be changed into another prime (11666112251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5833056129 + 5833056130.

It is an arithmetic number, because the mean of its divisors is an integer number (5833056130).

Almost surely, 2^11666112259 is an apocalyptic number.

11666112259 is a deficient number, since it is larger than the sum of its proper divisors (1).

11666112259 is an equidigital number, since it uses as much as digits as its factorization.

11666112259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 40.

The spelling of 11666112259 in words is "eleven billion, six hundred sixty-six million, one hundred twelve thousand, two hundred fifty-nine".