2979971 has 2 divisors, whose sum is σ = 2979972. Its totient is φ = 2979970.

The previous prime is 2979967. The next prime is 2979989. The reversal of 2979971 is 1799792.

2979971 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 is a cyclic number.

It is not a de Polignac number, because 2979971 - 2² = 2979967 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2979901) 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, 1489985 + 1489986.

It is an arithmetic number, because the mean of its divisors is an integer number (1489986).

2^2979971 is an apocalyptic number.

2979971 is a deficient number, since it is larger than the sum of its proper divisors (1).

2979971 is an equidigital number, since it uses as much as digits as its factorization.

2979971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 71442, while the sum is 44.

The square root of 2979971 is about 1726.2592505183. The cubic root of 2979971 is about 143.9032754512.

The spelling of 2979971 in words is "two million, nine hundred seventy-nine thousand, nine hundred seventy-one".