11124454 has 8 divisors (see below), whose sum is σ = 18203688. Its totient is φ = 5056560.

The previous prime is 11124439. The next prime is 11124461. The reversal of 11124454 is 45442111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 505657 = 11124454 / (1 + 1 + 1 + 2 + 4 + 4 + 5 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252807 + ... + 252850.

It is an arithmetic number, because the mean of its divisors is an integer number (2275461).

Almost surely, 2^11124454 is an apocalyptic number.

11124454 is a deficient number, since it is larger than the sum of its proper divisors (7079234).

11124454 is a wasteful number, since it uses less digits than its factorization.

11124454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505670.

The product of its digits is 640, while the sum is 22.

The square root of 11124454 is about 3335.3341661669. The cubic root of 11124454 is about 223.2336026583.

Adding to 11124454 its reverse (45442111), we get a palindrome (56566565).

The spelling of 11124454 in words is "eleven million, one hundred twenty-four thousand, four hundred fifty-four".