11427124 has 12 divisors (see below), whose sum is σ = 20181700. Its totient is φ = 5660928.

The previous prime is 11427109. The next prime is 11427133. The reversal of 11427124 is 42172411.

It can be written as a sum of positive squares in 2 ways, for example, as 6091024 + 5336100 = 2468^2 + 2310^2 .

It is a super-2 number, since 2×11427124² = 261158325822752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11427095 and 11427104.

It is a congruent number.

It is an unprimeable number.

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, 12669 + ... + 13540.

Almost surely, 2^11427124 is an apocalyptic number.

It is an amenable number.

11427124 is a deficient number, since it is larger than the sum of its proper divisors (8754576).

11427124 is a wasteful number, since it uses less digits than its factorization.

11427124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26322 (or 26320 counting only the distinct ones).

The product of its digits is 448, while the sum is 22.

The square root of 11427124 is about 3380.4029345627. The cubic root of 11427124 is about 225.2400664010.

Adding to 11427124 its reverse (42172411), we get a palindrome (53599535).

The spelling of 11427124 in words is "eleven million, four hundred twenty-seven thousand, one hundred twenty-four".