431403104403 has 12 divisors (see below), whose sum is σ = 624923317200. Its totient is φ = 286777992816.

The previous prime is 431403104401. The next prime is 431403104413. The reversal of 431403104403 is 304401304134.

It is not a de Polignac number, because 431403104403 - 2¹ = 431403104401 is a prime.

It is a super-2 number, since 2×431403104403² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (431403104401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68669751 + ... + 68676032.

It is an arithmetic number, because the mean of its divisors is an integer number (52076943100).

Almost surely, 2^431403104403 is an apocalyptic number.

431403104403 is a deficient number, since it is larger than the sum of its proper divisors (193520212797).

431403104403 is a wasteful number, since it uses less digits than its factorization.

431403104403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137346138 (or 137346135 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 431403104403 its reverse (304401304134), we get a palindrome (735804408537).

The spelling of 431403104403 in words is "four hundred thirty-one billion, four hundred three million, one hundred four thousand, four hundred three".