2971273 has 2 divisors, whose sum is σ = 2971274. Its totient is φ = 2971272.

The previous prime is 2971271. The next prime is 2971307. The reversal of 2971273 is 3721792.

2971273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2064969 + 906304 = 1437^2 + 952^2 .

It is a cyclic number.

It is not a de Polignac number, because 2971273 - 2¹ = 2971271 is a prime.

Together with 2971271, it forms a pair of twin primes.

2971273 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (2971271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1485636 + 1485637.

It is an arithmetic number, because the mean of its divisors is an integer number (1485637).

2^2971273 is an apocalyptic number.

It is an amenable number.

2971273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2971273 is an equidigital number, since it uses as much as digits as its factorization.

2971273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5292, while the sum is 31.

The square root of 2971273 is about 1723.7380891539. The cubic root of 2971273 is about 143.7631297396.

The spelling of 2971273 in words is "two million, nine hundred seventy-one thousand, two hundred seventy-three".