11123456479 has 2 divisors, whose sum is σ = 11123456480. Its totient is φ = 11123456478.

The previous prime is 11123456467. The next prime is 11123456527. The reversal of 11123456479 is 97465432111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123456479 - 2¹⁷ = 11123325407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123456879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561728239 + 5561728240.

It is an arithmetic number, because the mean of its divisors is an integer number (5561728240).

Almost surely, 2^11123456479 is an apocalyptic number.

11123456479 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123456479 is an equidigital number, since it uses as much as digits as its factorization.

11123456479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The spelling of 11123456479 in words is "eleven billion, one hundred twenty-three million, four hundred fifty-six thousand, four hundred seventy-nine".