9750977 has 2 divisors, whose sum is σ = 9750978. Its totient is φ = 9750976.

The previous prime is 9750973. The next prime is 9750997. The reversal of 9750977 is 7790579.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7890481 + 1860496 = 2809^2 + 1364^2 .

It is a cyclic number.

It is not a de Polignac number, because 9750977 - 2² = 9750973 is a prime.

It is not a weakly prime, because it can be changed into another prime (9750973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4875488 + 4875489.

It is an arithmetic number, because the mean of its divisors is an integer number (4875489).

Almost surely, 2^9750977 is an apocalyptic number.

It is an amenable number.

9750977 is a deficient number, since it is larger than the sum of its proper divisors (1).

9750977 is an equidigital number, since it uses as much as digits as its factorization.

9750977 is an evil number, because the sum of its binary digits is even.

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

The square root of 9750977 is about 3122.6554404865. The cubic root of 9750977 is about 213.6400695517.

The spelling of 9750977 in words is "nine million, seven hundred fifty thousand, nine hundred seventy-seven".