131240034323 has 16 divisors (see below), whose sum is σ = 139912920000. Its totient is φ = 122674308096.

The previous prime is 131240034311. The next prime is 131240034347. The reversal of 131240034323 is 323430042131.

It is a cyclic number.

It is not a de Polignac number, because 131240034323 - 2⁸ = 131240034067 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131240034292 and 131240034301.

It is not an unprimeable number, because it can be changed into a prime (131240031323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3367553 + ... + 3406301.

It is an arithmetic number, because the mean of its divisors is an integer number (8744557500).

Almost surely, 2^131240034323 is an apocalyptic number.

131240034323 is a deficient number, since it is larger than the sum of its proper divisors (8672885677).

131240034323 is a wasteful number, since it uses less digits than its factorization.

131240034323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40126.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 131240034323 its reverse (323430042131), we get a palindrome (454670076454).

The spelling of 131240034323 in words is "one hundred thirty-one billion, two hundred forty million, thirty-four thousand, three hundred twenty-three".