12412120451 has 2 divisors, whose sum is σ = 12412120452. Its totient is φ = 12412120450.

The previous prime is 12412120433. The next prime is 12412120463. The reversal of 12412120451 is 15402121421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12412120451 - 2¹⁰ = 12412119427 is a prime.

It is not a weakly prime, because it can be changed into another prime (12412120351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6206060225 + 6206060226.

It is an arithmetic number, because the mean of its divisors is an integer number (6206060226).

Almost surely, 2^12412120451 is an apocalyptic number.

12412120451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12412120451 is an equidigital number, since it uses as much as digits as its factorization.

12412120451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 12412120451 its reverse (15402121421), we get a palindrome (27814241872).

The spelling of 12412120451 in words is "twelve billion, four hundred twelve million, one hundred twenty thousand, four hundred fifty-one".