11824997 has 2 divisors, whose sum is σ = 11824998. Its totient is φ = 11824996.

The previous prime is 11824987. The next prime is 11825017. The reversal of 11824997 is 79942811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5997601 + 5827396 = 2449^2 + 2414^2 .

It is a cyclic number.

It is not a de Polignac number, because 11824997 - 2¹² = 11820901 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11824937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5912498 + 5912499.

It is an arithmetic number, because the mean of its divisors is an integer number (5912499).

Almost surely, 2^11824997 is an apocalyptic number.

It is an amenable number.

11824997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11824997 is an equidigital number, since it uses as much as digits as its factorization.

11824997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 41.

The square root of 11824997 is about 3438.7493366048. The cubic root of 11824997 is about 227.8244583464.

It can be divided in two parts, 11824 and 997, that added together give a palindrome (12821).

The spelling of 11824997 in words is "eleven million, eight hundred twenty-four thousand, nine hundred ninety-seven".