971454669373 has 2 divisors, whose sum is σ = 971454669374. Its totient is φ = 971454669372.

The previous prime is 971454669347. The next prime is 971454669377. The reversal of 971454669373 is 373966454179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 532837221849 + 438617447524 = 729957^2 + 662282^2 .

It is a cyclic number.

It is not a de Polignac number, because 971454669373 - 2⁹ = 971454668861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (971454669377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485727334686 + 485727334687.

It is an arithmetic number, because the mean of its divisors is an integer number (485727334687).

Almost surely, 2^971454669373 is an apocalyptic number.

It is an amenable number.

971454669373 is a deficient number, since it is larger than the sum of its proper divisors (1).

971454669373 is an equidigital number, since it uses as much as digits as its factorization.

971454669373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102876480, while the sum is 64.

The spelling of 971454669373 in words is "nine hundred seventy-one billion, four hundred fifty-four million, six hundred sixty-nine thousand, three hundred seventy-three".