4149455671 has 2 divisors, whose sum is σ = 4149455672. Its totient is φ = 4149455670.

The previous prime is 4149455669. The next prime is 4149455699. The reversal of 4149455671 is 1765549414.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4149455671 - 2¹ = 4149455669 is a prime.

Together with 4149455669, 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 (4149455641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2074727835 + 2074727836.

It is an arithmetic number, because the mean of its divisors is an integer number (2074727836).

Almost surely, 2^4149455671 is an apocalyptic number.

4149455671 is a deficient number, since it is larger than the sum of its proper divisors (1).

4149455671 is an equidigital number, since it uses as much as digits as its factorization.

4149455671 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 604800, while the sum is 46.

The square root of 4149455671 is about 64416.2686826861. The cubic root of 4149455671 is about 1606.9303122201.

The spelling of 4149455671 in words is "four billion, one hundred forty-nine million, four hundred fifty-five thousand, six hundred seventy-one".