12345106451 has 2 divisors, whose sum is σ = 12345106452. Its totient is φ = 12345106450.

The previous prime is 12345106447. The next prime is 12345106523. The reversal of 12345106451 is 15460154321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12345106451 - 2² = 12345106447 is a prime.

It is not a weakly prime, because it can be changed into another prime (12345106051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6172553225 + 6172553226.

It is an arithmetic number, because the mean of its divisors is an integer number (6172553226).

Almost surely, 2^12345106451 is an apocalyptic number.

12345106451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12345106451 is an equidigital number, since it uses as much as digits as its factorization.

12345106451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 12345106451 in words is "twelve billion, three hundred forty-five million, one hundred six thousand, four hundred fifty-one".