11866259 has 2 divisors, whose sum is σ = 11866260. Its totient is φ = 11866258.

The previous prime is 11866247. The next prime is 11866271. The reversal of 11866259 is 95266811.

It is a balanced prime because it is at equal distance from previous prime (11866247) and next prime (11866271).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11866259 is a prime.

It is not a weakly prime, because it can be changed into another prime (11862259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5933129 + 5933130.

It is an arithmetic number, because the mean of its divisors is an integer number (5933130).

Almost surely, 2^11866259 is an apocalyptic number.

11866259 is a deficient number, since it is larger than the sum of its proper divisors (1).

11866259 is an equidigital number, since it uses as much as digits as its factorization.

11866259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 38.

The square root of 11866259 is about 3444.7436769664. The cubic root of 11866259 is about 228.0891400192.

The spelling of 11866259 in words is "eleven million, eight hundred sixty-six thousand, two hundred fifty-nine".