418670671 has 2 divisors, whose sum is σ = 418670672. Its totient is φ = 418670670.

The previous prime is 418670669. The next prime is 418670683. The reversal of 418670671 is 176076814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418670671 - 2¹ = 418670669 is a prime.

Together with 418670669, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418670171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209335335 + 209335336.

It is an arithmetic number, because the mean of its divisors is an integer number (209335336).

Almost surely, 2^418670671 is an apocalyptic number.

418670671 is a deficient number, since it is larger than the sum of its proper divisors (1).

418670671 is an equidigital number, since it uses as much as digits as its factorization.

418670671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 418670671 is about 20461.4435219024. The cubic root of 418670671 is about 748.0963104133.

The spelling of 418670671 in words is "four hundred eighteen million, six hundred seventy thousand, six hundred seventy-one".