2671901 has 2 divisors, whose sum is σ = 2671902. Its totient is φ = 2671900.

The previous prime is 2671883. The next prime is 2671909. The reversal of 2671901 is 1091762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1464100 + 1207801 = 1210^2 + 1099^2 .

It is a cyclic number.

It is not a de Polignac number, because 2671901 - 2¹⁴ = 2655517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2671909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335950 + 1335951.

It is an arithmetic number, because the mean of its divisors is an integer number (1335951).

2^2671901 is an apocalyptic number.

It is an amenable number.

2671901 is a deficient number, since it is larger than the sum of its proper divisors (1).

2671901 is an equidigital number, since it uses as much as digits as its factorization.

2671901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2671901 is about 1634.5950568872. The cubic root of 2671901 is about 138.7629276703.

The spelling of 2671901 in words is "two million, six hundred seventy-one thousand, nine hundred one".