972055026791 has 2 divisors, whose sum is σ = 972055026792. Its totient is φ = 972055026790.

The previous prime is 972055026763. The next prime is 972055026793. The reversal of 972055026791 is 197620550279.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 972055026791 - 2¹⁸ = 972054764647 is a prime.

Together with 972055026793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (972055026793) 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 as a sum of consecutive naturals, namely, 486027513395 + 486027513396.

It is an arithmetic number, because the mean of its divisors is an integer number (486027513396).

Almost surely, 2^972055026791 is an apocalyptic number.

972055026791 is a deficient number, since it is larger than the sum of its proper divisors (1).

972055026791 is an equidigital number, since it uses as much as digits as its factorization.

972055026791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2381400, while the sum is 53.

The spelling of 972055026791 in words is "nine hundred seventy-two billion, fifty-five million, twenty-six thousand, seven hundred ninety-one".