131402302401403 has 4 divisors (see below), whose sum is σ = 143347966256088. Its totient is φ = 119456638546720.

The previous prime is 131402302401397. The next prime is 131402302401407. The reversal of 131402302401403 is 304104203204131.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 131402302401403 - 2⁹ = 131402302400891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131402302401407) 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 3 ways as a sum of consecutive naturals, for example, 5972831927326 + ... + 5972831927347.

It is an arithmetic number, because the mean of its divisors is an integer number (35836991564022).

Almost surely, 2^{131402302401403} is an apocalyptic number.

131402302401403 is a deficient number, since it is larger than the sum of its proper divisors (11945663854685).

131402302401403 is a wasteful number, since it uses less digits than its factorization.

131402302401403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11945663854684.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 131402302401403 its reverse (304104203204131), we get a palindrome (435506505605534).

The spelling of 131402302401403 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred two million, four hundred one thousand, four hundred three".