9773890097 has 8 divisors (see below), whose sum is σ = 10118614440. Its totient is φ = 9429678720.

The previous prime is 9773890081. The next prime is 9773890109. The reversal of 9773890097 is 7900983779.

It can be written as a sum of positive squares in 4 ways, for example, as 3271725601 + 6502164496 = 57199^2 + 80636^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9773890097 - 2⁴ = 9773890081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9773890697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89258 + ... + 165875.

It is an arithmetic number, because the mean of its divisors is an integer number (1264826805).

Almost surely, 2^9773890097 is an apocalyptic number.

It is an amenable number.

9773890097 is a deficient number, since it is larger than the sum of its proper divisors (344724343).

9773890097 is a wasteful number, since it uses less digits than its factorization.

9773890097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256483.

The product of its (nonzero) digits is 6001128, while the sum is 59.

The square root of 9773890097 is about 98862.9864863489. The cubic root of 9773890097 is about 2138.0727763015.

The spelling of 9773890097 in words is "nine billion, seven hundred seventy-three million, eight hundred ninety thousand, ninety-seven".