920965319197 has 16 divisors (see below), whose sum is σ = 1215758650752. Its totient is φ = 675421470720.

The previous prime is 920965319161. The next prime is 920965319257. The reversal of 920965319197 is 791913569029.

It is a cyclic number.

It is not a de Polignac number, because 920965319197 - 2⁷ = 920965319069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920965319797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351780708 + ... + 351783325.

It is an arithmetic number, because the mean of its divisors is an integer number (75984915672).

Almost surely, 2^920965319197 is an apocalyptic number.

It is an amenable number.

920965319197 is a deficient number, since it is larger than the sum of its proper divisors (294793331555).

920965319197 is a wasteful number, since it uses less digits than its factorization.

920965319197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703564068.

The product of its (nonzero) digits is 8266860, while the sum is 61.

The spelling of 920965319197 in words is "nine hundred twenty billion, nine hundred sixty-five million, three hundred nineteen thousand, one hundred ninety-seven".