203344005434 has 8 divisors (see below), whose sum is σ = 308443154580. Its totient is φ = 100529620576.

The previous prime is 203344005413. The next prime is 203344005439. The reversal of 203344005434 is 434500443302.

It can be written as a sum of positive squares in 2 ways, for example, as 193877299225 + 9466706209 = 440315^2 + 97297^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 203344005434.

It is not an unprimeable number, because it can be changed into a prime (203344005439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571190849 + ... + 571191204.

Almost surely, 2^203344005434 is an apocalyptic number.

203344005434 is a deficient number, since it is larger than the sum of its proper divisors (105099149146).

203344005434 is a wasteful number, since it uses less digits than its factorization.

203344005434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142382144.

The product of its (nonzero) digits is 69120, while the sum is 32.

Adding to 203344005434 its reverse (434500443302), we get a palindrome (637844448736).

The spelling of 203344005434 in words is "two hundred three billion, three hundred forty-four million, five thousand, four hundred thirty-four".