224040013 has 2 divisors, whose sum is σ = 224040014. Its totient is φ = 224040012.

The previous prime is 224039989. The next prime is 224040043. The reversal of 224040013 is 310040422.

224040013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207734569 + 16305444 = 14413^2 + 4038^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224040013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (224040043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112020006 + 112020007.

It is an arithmetic number, because the mean of its divisors is an integer number (112020007).

Almost surely, 2^224040013 is an apocalyptic number.

It is an amenable number.

224040013 is a deficient number, since it is larger than the sum of its proper divisors (1).

224040013 is an equidigital number, since it uses as much as digits as its factorization.

224040013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 224040013 is about 14967.9662279149. The cubic root of 224040013 is about 607.3539538396.

Adding to 224040013 its reverse (310040422), we get a palindrome (534080435).

The spelling of 224040013 in words is "two hundred twenty-four million, forty thousand, thirteen".