438119029 has 2 divisors, whose sum is σ = 438119030. Its totient is φ = 438119028.

The previous prime is 438119021. The next prime is 438119057. The reversal of 438119029 is 920911834.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 422302500 + 15816529 = 20550^2 + 3977^2 .

It is a cyclic number.

It is not a de Polignac number, because 438119029 - 2³ = 438119021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (438119021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 219059514 + 219059515.

It is an arithmetic number, because the mean of its divisors is an integer number (219059515).

Almost surely, 2^438119029 is an apocalyptic number.

It is an amenable number.

438119029 is a deficient number, since it is larger than the sum of its proper divisors (1).

438119029 is an equidigital number, since it uses as much as digits as its factorization.

438119029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 438119029 is about 20931.2930560919. The cubic root of 438119029 is about 759.5051193060.

The spelling of 438119029 in words is "four hundred thirty-eight million, one hundred nineteen thousand, twenty-nine".