11948459 has 4 divisors (see below), whose sum is σ = 12028800. Its totient is φ = 11868120.

The previous prime is 11948449. The next prime is 11948491. The reversal of 11948459 is 95484911.

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

It is a cyclic number.

It is not a de Polignac number, because 11948459 - 2²⁰ = 10899883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11948449) 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, 39947 + ... + 40244.

It is an arithmetic number, because the mean of its divisors is an integer number (3007200).

Almost surely, 2^11948459 is an apocalyptic number.

11948459 is a deficient number, since it is larger than the sum of its proper divisors (80341).

11948459 is an equidigital number, since it uses as much as digits as its factorization.

11948459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80340.

The product of its digits is 51840, while the sum is 41.

The square root of 11948459 is about 3456.6543072746. The cubic root of 11948459 is about 228.6146019080.

The spelling of 11948459 in words is "eleven million, nine hundred forty-eight thousand, four hundred fifty-nine".