12625134331 has 2 divisors, whose sum is σ = 12625134332. Its totient is φ = 12625134330.

The previous prime is 12625134323. The next prime is 12625134349. The reversal of 12625134331 is 13343152621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12625134331 - 2³ = 12625134323 is a prime.

It is a super-2 number, since 2×12625134331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12625134293 and 12625134302.

It is not a weakly prime, because it can be changed into another prime (12625134391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312567165 + 6312567166.

It is an arithmetic number, because the mean of its divisors is an integer number (6312567166).

Almost surely, 2^12625134331 is an apocalyptic number.

12625134331 is a deficient number, since it is larger than the sum of its proper divisors (1).

12625134331 is an equidigital number, since it uses as much as digits as its factorization.

12625134331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

Adding to 12625134331 its reverse (13343152621), we get a palindrome (25968286952).

The spelling of 12625134331 in words is "twelve billion, six hundred twenty-five million, one hundred thirty-four thousand, three hundred thirty-one".