2979173 has 2 divisors, whose sum is σ = 2979174. Its totient is φ = 2979172.

The previous prime is 2979149. The next prime is 2979191. The reversal of 2979173 is 3719792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2896804 + 82369 = 1702^2 + 287^2 .

It is a cyclic number.

It is not a de Polignac number, because 2979173 - 2⁸ = 2978917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2979133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1489586 + 1489587.

It is an arithmetic number, because the mean of its divisors is an integer number (1489587).

2^2979173 is an apocalyptic number.

It is an amenable number.

2979173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2979173 is an equidigital number, since it uses as much as digits as its factorization.

2979173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 38.

The square root of 2979173 is about 1726.0280994236. The cubic root of 2979173 is about 143.8904291220.

The spelling of 2979173 in words is "two million, nine hundred seventy-nine thousand, one hundred seventy-three".