12455671 has 2 divisors, whose sum is σ = 12455672. Its totient is φ = 12455670.

The previous prime is 12455657. The next prime is 12455701. The reversal of 12455671 is 17655421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12455671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12450671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6227835 + 6227836.

It is an arithmetic number, because the mean of its divisors is an integer number (6227836).

Almost surely, 2^12455671 is an apocalyptic number.

12455671 is a deficient number, since it is larger than the sum of its proper divisors (1).

12455671 is an equidigital number, since it uses as much as digits as its factorization.

12455671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 31.

The square root of 12455671 is about 3529.2592707252. The cubic root of 12455671 is about 231.8047740827.

The spelling of 12455671 in words is "twelve million, four hundred fifty-five thousand, six hundred seventy-one".