11550479 has 4 divisors (see below), whose sum is σ = 11832240. Its totient is φ = 11268720.

The previous prime is 11550467. The next prime is 11550481. The reversal of 11550479 is 97405511.

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 11550479 - 2⁸ = 11550223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550419) 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, 140819 + ... + 140900.

It is an arithmetic number, because the mean of its divisors is an integer number (2958060).

Almost surely, 2^11550479 is an apocalyptic number.

11550479 is a deficient number, since it is larger than the sum of its proper divisors (281761).

11550479 is an equidigital number, since it uses as much as digits as its factorization.

11550479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281760.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 11550479 is about 3398.5995645265. The cubic root of 11550479 is about 226.0476509542.

It can be divided in two parts, 115 and 50479, that multiplied together give a palindrome (5805085).

The spelling of 11550479 in words is "eleven million, five hundred fifty thousand, four hundred seventy-nine".