131411300243 has 4 divisors (see below), whose sum is σ = 131435107848. Its totient is φ = 131387492640.

The previous prime is 131411300221. The next prime is 131411300249. The reversal of 131411300243 is 342003114131.

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 131411300243 - 2²⁰ = 131410251667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131411300249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11895521 + ... + 11906562.

It is an arithmetic number, because the mean of its divisors is an integer number (32858776962).

Almost surely, 2^131411300243 is an apocalyptic number.

131411300243 is a deficient number, since it is larger than the sum of its proper divisors (23807605).

131411300243 is an equidigital number, since it uses as much as digits as its factorization.

131411300243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23807604.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131411300243 its reverse (342003114131), we get a palindrome (473414414374).

The spelling of 131411300243 in words is "one hundred thirty-one billion, four hundred eleven million, three hundred thousand, two hundred forty-three".