131403432303423 has 24 divisors (see below), whose sum is σ = 217420921649568. Its totient is φ = 74914262940672.

The previous prime is 131403432303379. The next prime is 131403432303431. The reversal of 131403432303423 is 324303234304131.

131403432303423 is a `hidden beast` number, since 1 + 3 + 1 + 4 + 0 + 343 + 2 + 303 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 131403432303423 - 2⁸ = 131403432303167 is a prime.

It is a super-2 number, since 2×131403432303423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131403432203423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2408481690 + ... + 2408536247.

It is an arithmetic number, because the mean of its divisors is an integer number (9059205068732).

Almost surely, 2^{131403432303423} is an apocalyptic number.

131403432303423 is a deficient number, since it is larger than the sum of its proper divisors (86017489346145).

131403432303423 is a wasteful number, since it uses less digits than its factorization.

131403432303423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817018383 (or 4817018380 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 36.

Adding to 131403432303423 its reverse (324303234304131), we get a palindrome (455706666607554).

The spelling of 131403432303423 in words is "one hundred thirty-one trillion, four hundred three billion, four hundred thirty-two million, three hundred three thousand, four hundred twenty-three".