971304986243 has 8 divisors (see below), whose sum is σ = 992197248000. Its totient is φ = 950560373448.

The previous prime is 971304986213. The next prime is 971304986257. The reversal of 971304986243 is 342689403179.

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 971304986243 - 2¹² = 971304982147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (971304986203) 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, 36898943 + ... + 36925256.

It is an arithmetic number, because the mean of its divisors is an integer number (124024656000).

Almost surely, 2^971304986243 is an apocalyptic number.

971304986243 is a deficient number, since it is larger than the sum of its proper divisors (20892261757).

971304986243 is a wasteful number, since it uses less digits than its factorization.

971304986243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73824481.

The product of its (nonzero) digits is 7838208, while the sum is 56.

The spelling of 971304986243 in words is "nine hundred seventy-one billion, three hundred four million, nine hundred eighty-six thousand, two hundred forty-three".