403404332121103 has 16 divisors (see below), whose sum is σ = 435195086545440. Its totient is φ = 372509318511616.

The previous prime is 403404332121083. The next prime is 403404332121173. The reversal of 403404332121103 is 301121233404304.

It is a cyclic number.

It is not a de Polignac number, because 403404332121103 - 2⁴¹ = 401205308865551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403404332121173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228675408 + ... + 230432746.

It is an arithmetic number, because the mean of its divisors is an integer number (27199692909090).

Almost surely, 2^{403404332121103} is an apocalyptic number.

403404332121103 is a deficient number, since it is larger than the sum of its proper divisors (31790754424337).

403404332121103 is a wasteful number, since it uses less digits than its factorization.

403404332121103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012186.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 403404332121103 its reverse (301121233404304), we get a palindrome (704525565525407).

The spelling of 403404332121103 in words is "four hundred three trillion, four hundred four billion, three hundred thirty-two million, one hundred twenty-one thousand, one hundred three".