131112275633 has 2 divisors, whose sum is σ = 131112275634. Its totient is φ = 131112275632.

The previous prime is 131112275603. The next prime is 131112275641. The reversal of 131112275633 is 336572211131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124141361569 + 6970914064 = 352337^2 + 83492^2 .

It is a cyclic number.

It is not a de Polignac number, because 131112275633 - 2²² = 131108081329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131112275593 and 131112275602.

It is not a weakly prime, because it can be changed into another prime (131112275603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65556137816 + 65556137817.

It is an arithmetic number, because the mean of its divisors is an integer number (65556137817).

Almost surely, 2^131112275633 is an apocalyptic number.

It is an amenable number.

131112275633 is a deficient number, since it is larger than the sum of its proper divisors (1).

131112275633 is an equidigital number, since it uses as much as digits as its factorization.

131112275633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 35.

Adding to 131112275633 its reverse (336572211131), we get a palindrome (467684486764).

The spelling of 131112275633 in words is "one hundred thirty-one billion, one hundred twelve million, two hundred seventy-five thousand, six hundred thirty-three".