9977057 has 2 divisors, whose sum is σ = 9977058. Its totient is φ = 9977056.

The previous prime is 9977053. The next prime is 9977069. The reversal of 9977057 is 7507799.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4999696 + 4977361 = 2236^2 + 2231^2 .

It is a cyclic number.

It is not a de Polignac number, because 9977057 - 2² = 9977053 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 9976999 and 9977017.

It is not a weakly prime, because it can be changed into another prime (9977053) 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, 4988528 + 4988529.

It is an arithmetic number, because the mean of its divisors is an integer number (4988529).

Almost surely, 2^9977057 is an apocalyptic number.

It is an amenable number.

9977057 is a deficient number, since it is larger than the sum of its proper divisors (1).

9977057 is an equidigital number, since it uses as much as digits as its factorization.

9977057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138915, while the sum is 44.

The square root of 9977057 is about 3158.6479702556. The cubic root of 9977057 is about 215.2785788527.

The spelling of 9977057 in words is "nine million, nine hundred seventy-seven thousand, fifty-seven".