11598667 has 4 divisors (see below), whose sum is σ = 11644056. Its totient is φ = 11553280.

The previous prime is 11598617. The next prime is 11598673. The reversal of 11598667 is 76689511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76689511 = 43 ⋅1783477.

It is a cyclic number.

It is not a de Polignac number, because 11598667 - 2¹⁹ = 11074379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11598617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22309 + ... + 22822.

It is an arithmetic number, because the mean of its divisors is an integer number (2911014).

Almost surely, 2^11598667 is an apocalyptic number.

11598667 is a deficient number, since it is larger than the sum of its proper divisors (45389).

11598667 is an equidigital number, since it uses as much as digits as its factorization.

11598667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45388.

The product of its digits is 90720, while the sum is 43.

The square root of 11598667 is about 3405.6815764249. The cubic root of 11598667 is about 226.3615678395.

The spelling of 11598667 in words is "eleven million, five hundred ninety-eight thousand, six hundred sixty-seven".