11123479 has 2 divisors, whose sum is σ = 11123480. Its totient is φ = 11123478.

The previous prime is 11123477. The next prime is 11123507. The reversal of 11123479 is 97432111.

It is an a-pointer prime, because the next prime (11123507) can be obtained adding 11123479 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11123479 - 2¹ = 11123477 is a prime.

Together with 11123477, it forms a pair of twin primes.

It is equal to p₇₃₄₁₄₉ and since 11123479 and 734149 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11123471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5561739 + 5561740.

It is an arithmetic number, because the mean of its divisors is an integer number (5561740).

Almost surely, 2^11123479 is an apocalyptic number.

11123479 is a deficient number, since it is larger than the sum of its proper divisors (1).

11123479 is an equidigital number, since it uses as much as digits as its factorization.

11123479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 28.

The square root of 11123479 is about 3335.1880006980. The cubic root of 11123479 is about 223.2270807166.

The spelling of 11123479 in words is "eleven million, one hundred twenty-three thousand, four hundred seventy-nine".