11424555 has 12 divisors (see below), whose sum is σ = 19802640. Its totient is φ = 6093072.

The previous prime is 11424551. The next prime is 11424559. The reversal of 11424555 is 55542411.

It is an interprime number because it is at equal distance from previous prime (11424551) and next prime (11424559).

It is not a de Polignac number, because 11424555 - 2² = 11424551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11424551) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 126895 + ... + 126984.

It is an arithmetic number, because the mean of its divisors is an integer number (1650220).

Almost surely, 2^11424555 is an apocalyptic number.

11424555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11424555 is a deficient number, since it is larger than the sum of its proper divisors (8378085).

11424555 is a wasteful number, since it uses less digits than its factorization.

11424555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253890 (or 253887 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 11424555 is about 3380.0229289163. The cubic root of 11424555 is about 225.2231859477.

Adding to 11424555 its reverse (55542411), we get a palindrome (66966966).

The spelling of 11424555 in words is "eleven million, four hundred twenty-four thousand, five hundred fifty-five".