131433440432403 has 16 divisors (see below), whose sum is σ = 179721234395136. Its totient is φ = 85388788829760.

The previous prime is 131433440432401. The next prime is 131433440432407. The reversal of 131433440432403 is 304234044334131.

It is not a de Polignac number, because 131433440432403 - 2¹ = 131433440432401 is a prime.

It is a super-2 number, since 2×131433440432403² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (131433440432401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 602238451 + ... + 602456652.

It is an arithmetic number, because the mean of its divisors is an integer number (11232577149696).

Almost surely, 2^{131433440432403} is an apocalyptic number.

131433440432403 is a deficient number, since it is larger than the sum of its proper divisors (48287793962733).

131433440432403 is a wasteful number, since it uses less digits than its factorization.

131433440432403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204696034.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 131433440432403 its reverse (304234044334131), we get a palindrome (435667484766534).

The spelling of 131433440432403 in words is "one hundred thirty-one trillion, four hundred thirty-three billion, four hundred forty million, four hundred thirty-two thousand, four hundred three".