11021479 has 8 divisors (see below), whose sum is σ = 13030560. Its totient is φ = 9121056.

The previous prime is 11021473. The next prime is 11021489. The reversal of 11021479 is 97412011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11021479 - 2⁹ = 11020967 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 (11021473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26944 + ... + 27349.

It is an arithmetic number, because the mean of its divisors is an integer number (1628820).

Almost surely, 2^11021479 is an apocalyptic number.

11021479 is a deficient number, since it is larger than the sum of its proper divisors (2009081).

11021479 is an equidigital number, since it uses as much as digits as its factorization.

11021479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54329.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 11021479 is about 3319.8612922832. The cubic root of 11021479 is about 222.5426690882.

The spelling of 11021479 in words is "eleven million, twenty-one thousand, four hundred seventy-nine".