9797378901 has 32 divisors (see below), whose sum is σ = 13560825600. Its totient is φ = 6287339520.

The previous prime is 9797378893. The next prime is 9797378939. The reversal of 9797378901 is 1098737979.

It is a happy number.

9797378901 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9797378901 - 2³ = 9797378893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9797378951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9709485 + ... + 9710493.

It is an arithmetic number, because the mean of its divisors is an integer number (423775800).

Almost surely, 2^9797378901 is an apocalyptic number.

It is an amenable number.

9797378901 is a deficient number, since it is larger than the sum of its proper divisors (3763446699).

9797378901 is a wasteful number, since it uses less digits than its factorization.

9797378901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029.

The product of its (nonzero) digits is 6001128, while the sum is 60.

The square root of 9797378901 is about 98981.7099316838. The cubic root of 9797378901 is about 2139.7841588726.

The spelling of 9797378901 in words is "nine billion, seven hundred ninety-seven million, three hundred seventy-eight thousand, nine hundred one".