9420924977 has 2 divisors, whose sum is σ = 9420924978. Its totient is φ = 9420924976.

The previous prime is 9420924923. The next prime is 9420925001. The reversal of 9420924977 is 7794290249.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8684562481 + 736362496 = 93191^2 + 27136^2 .

It is a cyclic number.

It is not a de Polignac number, because 9420924977 - 2²⁶ = 9353816113 is a prime.

It is not a weakly prime, because it can be changed into another prime (9420984977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4710462488 + 4710462489.

It is an arithmetic number, because the mean of its divisors is an integer number (4710462489).

Almost surely, 2^9420924977 is an apocalyptic number.

It is an amenable number.

9420924977 is a deficient number, since it is larger than the sum of its proper divisors (1).

9420924977 is an equidigital number, since it uses as much as digits as its factorization.

9420924977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The square root of 9420924977 is about 97061.4494894858. The cubic root of 9420924977 is about 2112.0191341893.

The spelling of 9420924977 in words is "nine billion, four hundred twenty million, nine hundred twenty-four thousand, nine hundred seventy-seven".