971224193 has 8 divisors (see below), whose sum is σ = 1001220000. Its totient is φ = 941679648.

The previous prime is 971224153. The next prime is 971224207. The reversal of 971224193 is 391422179.

971224193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 971224193 - 2⁶ = 971224129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971224153) 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, 108443 + ... + 117056.

It is an arithmetic number, because the mean of its divisors is an integer number (125152500).

Almost surely, 2^971224193 is an apocalyptic number.

It is an amenable number.

971224193 is a deficient number, since it is larger than the sum of its proper divisors (29995807).

971224193 is a wasteful number, since it uses less digits than its factorization.

971224193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225631.

The product of its digits is 27216, while the sum is 38.

The square root of 971224193 is about 31164.4700420206. The cubic root of 971224193 is about 990.3145594308.

The spelling of 971224193 in words is "nine hundred seventy-one million, two hundred twenty-four thousand, one hundred ninety-three".