11424787 has 4 divisors (see below), whose sum is σ = 12463416. Its totient is φ = 10386160.

The previous prime is 11424779. The next prime is 11424797. The reversal of 11424787 is 78742411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11424787 - 2³ = 11424779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11424737) 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 3 ways as a sum of consecutive naturals, for example, 519298 + ... + 519319.

It is an arithmetic number, because the mean of its divisors is an integer number (3115854).

Almost surely, 2^11424787 is an apocalyptic number.

11424787 is a deficient number, since it is larger than the sum of its proper divisors (1038629).

11424787 is a wasteful number, since it uses less digits than its factorization.

11424787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038628.

The product of its digits is 12544, while the sum is 34.

The square root of 11424787 is about 3380.0572480359. The cubic root of 11424787 is about 225.2247104834.

It can be divided in two parts, 1142 and 4787, that added together give a square (5929 = 77²).

The spelling of 11424787 in words is "eleven million, four hundred twenty-four thousand, seven hundred eighty-seven".