4221432013 has 2 divisors, whose sum is σ = 4221432014. Its totient is φ = 4221432012.

The previous prime is 4221431999. The next prime is 4221432073. The reversal of 4221432013 is 3102341224.

4221432013 is digitally balanced in base 3, 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., 3924145449 + 297286564 = 62643^2 + 17242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4221432013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4221432073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110716006 + 2110716007.

It is an arithmetic number, because the mean of its divisors is an integer number (2110716007).

Almost surely, 2^4221432013 is an apocalyptic number.

It is an amenable number.

4221432013 is a deficient number, since it is larger than the sum of its proper divisors (1).

4221432013 is an equidigital number, since it uses as much as digits as its factorization.

4221432013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4221432013 is about 64972.5481491991. The cubic root of 4221432013 is about 1616.1683581345.

Adding to 4221432013 its reverse (3102341224), we get a palindrome (7323773237).

The spelling of 4221432013 in words is "four billion, two hundred twenty-one million, four hundred thirty-two thousand, thirteen".