11426427 has 10 divisors (see below), whose sum is σ = 17069228. Its totient is φ = 7617564.

The previous prime is 11426417. The next prime is 11426449. The reversal of 11426427 is 72462411.

11426427 is a `hidden beast` number, since 1 + 14 + 2 + 642 + 7 = 666.

It is not a de Polignac number, because 11426427 - 2⁴ = 11426411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11426427.

It is not an unprimeable number, because it can be changed into a prime (11426407) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 70453 + ... + 70614.

Almost surely, 2^11426427 is an apocalyptic number.

11426427 is a deficient number, since it is larger than the sum of its proper divisors (5642801).

11426427 is an equidigital number, since it uses as much as digits as its factorization.

11426427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141079 (or 141070 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 11426427 is about 3380.2998387717. The cubic root of 11426427 is about 225.2354867850.

Adding to 11426427 its reverse (72462411), we get a palindrome (83888838).

It can be divided in two parts, 1142 and 6427, that added together give a square (7569 = 87²).

The spelling of 11426427 in words is "eleven million, four hundred twenty-six thousand, four hundred twenty-seven".