11822453 has 4 divisors (see below), whose sum is σ = 11835180. Its totient is φ = 11809728.

The previous prime is 11822449. The next prime is 11822491. The reversal of 11822453 is 35422811.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1214404 + 10608049 = 1102^2 + 3257^2 .

It is a cyclic number.

It is not a de Polignac number, because 11822453 - 2² = 11822449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522453) 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 3 ways as a sum of consecutive naturals, for example, 4850 + ... + 6867.

It is an arithmetic number, because the mean of its divisors is an integer number (2958795).

Almost surely, 2^11822453 is an apocalyptic number.

It is an amenable number.

11822453 is a deficient number, since it is larger than the sum of its proper divisors (12727).

11822453 is a wasteful number, since it uses less digits than its factorization.

11822453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12726.

The product of its digits is 1920, while the sum is 26.

The square root of 11822453 is about 3438.3794147825. The cubic root of 11822453 is about 227.8081193150.

The spelling of 11822453 in words is "eleven million, eight hundred twenty-two thousand, four hundred fifty-three".