2071913 has 2 divisors, whose sum is σ = 2071914. Its totient is φ = 2071912.

The previous prime is 2071897. The next prime is 2071921. The reversal of 2071913 is 3191702.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087849 + 984064 = 1043^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 2071913 - 2⁴ = 2071897 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2071973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035956 + 1035957.

It is an arithmetic number, because the mean of its divisors is an integer number (1035957).

2^2071913 is an apocalyptic number.

It is an amenable number.

2071913 is a deficient number, since it is larger than the sum of its proper divisors (1).

2071913 is an equidigital number, since it uses as much as digits as its factorization.

2071913 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 2071913 is about 1439.4141169240. The cubic root of 2071913 is about 127.4844374187.

The spelling of 2071913 in words is "two million, seventy-one thousand, nine hundred thirteen".