4097777 has 2 divisors, whose sum is σ = 4097778. Its totient is φ = 4097776.

The previous prime is 4097773. The next prime is 4097783. The reversal of 4097777 is 7777904.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3418801 + 678976 = 1849^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 4097777 - 2² = 4097773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4097773) 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, 2048888 + 2048889.

It is an arithmetic number, because the mean of its divisors is an integer number (2048889).

Almost surely, 2^4097777 is an apocalyptic number.

It is an amenable number.

4097777 is a deficient number, since it is larger than the sum of its proper divisors (1).

4097777 is an equidigital number, since it uses as much as digits as its factorization.

4097777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86436, while the sum is 41.

The square root of 4097777 is about 2024.2966679813. The cubic root of 4097777 is about 160.0231346756.

The spelling of 4097777 in words is "four million, ninety-seven thousand, seven hundred seventy-seven".