203404432341 has 24 divisors (see below), whose sum is σ = 312252201504. Its totient is φ = 116787227040.

The previous prime is 203404432267. The next prime is 203404432349. The reversal of 203404432341 is 143234404302.

It is a happy number.

It is not a de Polignac number, because 203404432341 - 2¹³ = 203404424149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 203404432299 and 203404432308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203404432349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8525166 + ... + 8548991.

It is an arithmetic number, because the mean of its divisors is an integer number (13010508396).

Almost surely, 2^203404432341 is an apocalyptic number.

It is an amenable number.

203404432341 is a deficient number, since it is larger than the sum of its proper divisors (108847769163).

203404432341 is a wasteful number, since it uses less digits than its factorization.

203404432341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17074209 (or 17074190 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 203404432341 its reverse (143234404302), we get a palindrome (346638836643).

The spelling of 203404432341 in words is "two hundred three billion, four hundred four million, four hundred thirty-two thousand, three hundred forty-one".