971225089243 has 8 divisors (see below), whose sum is σ = 974828539440. Its totient is φ = 967622339040.

The previous prime is 971225089231. The next prime is 971225089267. The reversal of 971225089243 is 342980522179.

It is a happy number.

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 971225089243 - 2⁹ = 971225088731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971225089283) 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, 2691993 + ... + 3031381.

It is an arithmetic number, because the mean of its divisors is an integer number (121853567430).

Almost surely, 2^971225089243 is an apocalyptic number.

971225089243 is a deficient number, since it is larger than the sum of its proper divisors (3603450197).

971225089243 is a wasteful number, since it uses less digits than its factorization.

971225089243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349997.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 971225089243 in words is "nine hundred seventy-one billion, two hundred twenty-five million, eighty-nine thousand, two hundred forty-three".