9771057 has 16 divisors (see below), whose sum is σ = 14976000. Its totient is φ = 6288912.

The previous prime is 9771053. The next prime is 9771089. The reversal of 9771057 is 7501779.

It is not a de Polignac number, because 9771057 - 2² = 9771053 is a prime.

9771057 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9771053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5457 + ... + 7022.

It is an arithmetic number, because the mean of its divisors is an integer number (936000).

Almost surely, 2^9771057 is an apocalyptic number.

It is an amenable number.

9771057 is a deficient number, since it is larger than the sum of its proper divisors (5204943).

9771057 is a wasteful number, since it uses less digits than its factorization.

9771057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12517 (or 12511 counting only the distinct ones).

The product of its (nonzero) digits is 15435, while the sum is 36.

The square root of 9771057 is about 3125.8689991745. The cubic root of 9771057 is about 213.7866173033.

The spelling of 9771057 in words is "nine million, seven hundred seventy-one thousand, fifty-seven".