203441040134 has 4 divisors (see below), whose sum is σ = 305161560204. Its totient is φ = 101720520066.

The previous prime is 203441040133. The next prime is 203441040139. The reversal of 203441040134 is 431040144302.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203441040133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50860260032 + ... + 50860260035.

It is an arithmetic number, because the mean of its divisors is an integer number (76290390051).

Almost surely, 2^203441040134 is an apocalyptic number.

203441040134 is a deficient number, since it is larger than the sum of its proper divisors (101720520070).

203441040134 is a wasteful number, since it uses less digits than its factorization.

203441040134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101720520069.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 203441040134 its reverse (431040144302), we get a palindrome (634481184436).

The spelling of 203441040134 in words is "two hundred three billion, four hundred forty-one million, forty thousand, one hundred thirty-four".