11865267 has 12 divisors (see below), whose sum is σ = 17179344. Its totient is φ = 7891440.

The previous prime is 11865257. The next prime is 11865289. The reversal of 11865267 is 76256811.

11865267 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11865267 - 2¹⁰ = 11864243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11865257) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3217 + ... + 5837.

It is an arithmetic number, because the mean of its divisors is an integer number (1431612).

Almost surely, 2^11865267 is an apocalyptic number.

11865267 is a deficient number, since it is larger than the sum of its proper divisors (5314077).

11865267 is a wasteful number, since it uses less digits than its factorization.

11865267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3130 (or 3127 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 11865267 is about 3444.5996864658. The cubic root of 11865267 is about 228.0827838813.

The spelling of 11865267 in words is "eleven million, eight hundred sixty-five thousand, two hundred sixty-seven".