6977473 has 2 divisors, whose sum is σ = 6977474. Its totient is φ = 6977472.

The previous prime is 6977471. The next prime is 6977483. The reversal of 6977473 is 3747796.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6880129 + 97344 = 2623^2 + 312^2 .

It is a cyclic number.

It is not a de Polignac number, because 6977473 - 2¹ = 6977471 is a prime.

Together with 6977471, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6977471) 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, 3488736 + 3488737.

It is an arithmetic number, because the mean of its divisors is an integer number (3488737).

Almost surely, 2^6977473 is an apocalyptic number.

It is an amenable number.

6977473 is a deficient number, since it is larger than the sum of its proper divisors (1).

6977473 is an equidigital number, since it uses as much as digits as its factorization.

6977473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 43.

The square root of 6977473 is about 2641.4906776288. The cubic root of 6977473 is about 191.0876948981.

The spelling of 6977473 in words is "six million, nine hundred seventy-seven thousand, four hundred seventy-three".