2943671 has 2 divisors, whose sum is σ = 2943672. Its totient is φ = 2943670.

The previous prime is 2943653. The next prime is 2943691. The reversal of 2943671 is 1763492.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2943671 - 2⁶ = 2943607 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2943631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1471835 + 1471836.

It is an arithmetic number, because the mean of its divisors is an integer number (1471836).

2^2943671 is an apocalyptic number.

2943671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2943671 is an equidigital number, since it uses as much as digits as its factorization.

2943671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 2943671 is about 1715.7129713329. The cubic root of 2943671 is about 143.3165757706.

The spelling of 2943671 in words is "two million, nine hundred forty-three thousand, six hundred seventy-one".