971269197 has 4 divisors (see below), whose sum is σ = 1295025600. Its totient is φ = 647512796.

The previous prime is 971269183. The next prime is 971269217. The reversal of 971269197 is 791962179.

It is a happy number.

971269197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 971269197 - 2⁶ = 971269133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (971269097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161878197 + ... + 161878202.

It is an arithmetic number, because the mean of its divisors is an integer number (323756400).

Almost surely, 2^971269197 is an apocalyptic number.

It is an amenable number.

971269197 is a deficient number, since it is larger than the sum of its proper divisors (323756403).

971269197 is a wasteful number, since it uses less digits than its factorization.

971269197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323756402.

The product of its digits is 428652, while the sum is 51.

The square root of 971269197 is about 31165.1920738506. The cubic root of 971269197 is about 990.3298553938.

The spelling of 971269197 in words is "nine hundred seventy-one million, two hundred sixty-nine thousand, one hundred ninety-seven".