131403033400243 has 16 divisors (see below), whose sum is σ = 148307007880800. Its totient is φ = 115326276468480.

The previous prime is 131403033400231. The next prime is 131403033400277. The reversal of 131403033400243 is 342004330304131.

It is not a de Polignac number, because 131403033400243 - 2⁵ = 131403033400211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131403033460243) 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, 17966796 + ... + 24199417.

It is an arithmetic number, because the mean of its divisors is an integer number (9269187992550).

Almost surely, 2^{131403033400243} is an apocalyptic number.

131403033400243 is a deficient number, since it is larger than the sum of its proper divisors (16903974480557).

131403033400243 is a wasteful number, since it uses less digits than its factorization.

131403033400243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42176022.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 131403033400243 its reverse (342004330304131), we get a palindrome (473407363704374).

The spelling of 131403033400243 in words is "one hundred thirty-one trillion, four hundred three billion, thirty-three million, four hundred thousand, two hundred forty-three".