9772901 has 2 divisors, whose sum is σ = 9772902. Its totient is φ = 9772900.

The previous prime is 9772891. The next prime is 9772969. The reversal of 9772901 is 1092779.

9772901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9156676 + 616225 = 3026^2 + 785^2 .

It is an emirp because it is prime and its reverse (1092779) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9772901 - 2¹⁴ = 9756517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9772981) 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, 4886450 + 4886451.

It is an arithmetic number, because the mean of its divisors is an integer number (4886451).

Almost surely, 2^9772901 is an apocalyptic number.

It is an amenable number.

9772901 is a deficient number, since it is larger than the sum of its proper divisors (1).

9772901 is an equidigital number, since it uses as much as digits as its factorization.

9772901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7938, while the sum is 35.

The square root of 9772901 is about 3126.1639432378. The cubic root of 9772901 is about 213.8000651055.

The spelling of 9772901 in words is "nine million, seven hundred seventy-two thousand, nine hundred one".