12625611433 has 2 divisors, whose sum is σ = 12625611434. Its totient is φ = 12625611432.

The previous prime is 12625611377. The next prime is 12625611451. The reversal of 12625611433 is 33411652621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8805382569 + 3820228864 = 93837^2 + 61808^2 .

It is an emirp because it is prime and its reverse (33411652621) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12625611433 is a prime.

It is not a weakly prime, because it can be changed into another prime (12625611233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6312805716 + 6312805717.

It is an arithmetic number, because the mean of its divisors is an integer number (6312805717).

Almost surely, 2^12625611433 is an apocalyptic number.

It is an amenable number.

12625611433 is a deficient number, since it is larger than the sum of its proper divisors (1).

12625611433 is an equidigital number, since it uses as much as digits as its factorization.

12625611433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The spelling of 12625611433 in words is "twelve billion, six hundred twenty-five million, six hundred eleven thousand, four hundred thirty-three".