11418667 has 4 divisors (see below), whose sum is σ = 12297040. Its totient is φ = 10540296.

The previous prime is 11418661. The next prime is 11418707. The reversal of 11418667 is 76681411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11418667 - 2¹⁹ = 10894379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11418661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439167 + ... + 439192.

It is an arithmetic number, because the mean of its divisors is an integer number (3074260).

Almost surely, 2^11418667 is an apocalyptic number.

11418667 is a deficient number, since it is larger than the sum of its proper divisors (878373).

11418667 is an equidigital number, since it uses as much as digits as its factorization.

11418667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878372.

The product of its digits is 8064, while the sum is 34.

The square root of 11418667 is about 3379.1518166546. The cubic root of 11418667 is about 225.1844873725.

It can be divided in two parts, 114 and 18667, that added together give a palindrome (18781).

The spelling of 11418667 in words is "eleven million, four hundred eighteen thousand, six hundred sixty-seven".