438103229 has 2 divisors, whose sum is σ = 438103230. Its totient is φ = 438103228.

The previous prime is 438103217. The next prime is 438103271. The reversal of 438103229 is 922301834.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 420168004 + 17935225 = 20498^2 + 4235^2 .

It is a cyclic number.

It is not a de Polignac number, because 438103229 - 2²⁴ = 421326013 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 438103195 and 438103204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438103829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219051614 + 219051615.

It is an arithmetic number, because the mean of its divisors is an integer number (219051615).

Almost surely, 2^438103229 is an apocalyptic number.

It is an amenable number.

438103229 is a deficient number, since it is larger than the sum of its proper divisors (1).

438103229 is an equidigital number, since it uses as much as digits as its factorization.

438103229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 438103229 is about 20930.9156273680. The cubic root of 438103229 is about 759.4959891197.

The spelling of 438103229 in words is "four hundred thirty-eight million, one hundred three thousand, two hundred twenty-nine".