974428271 has 2 divisors, whose sum is σ = 974428272. Its totient is φ = 974428270.

The previous prime is 974428187. The next prime is 974428303. The reversal of 974428271 is 172824479.

974428271 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (172824479) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-974428271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974428171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487214135 + 487214136.

It is an arithmetic number, because the mean of its divisors is an integer number (487214136).

Almost surely, 2^974428271 is an apocalyptic number.

974428271 is a deficient number, since it is larger than the sum of its proper divisors (1).

974428271 is an equidigital number, since it uses as much as digits as its factorization.

974428271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 44.

The square root of 974428271 is about 31215.8336585778. The cubic root of 974428271 is about 991.4023831605.

Subtracting from 974428271 its product of digits (225792), we obtain a palindrome (974202479).

The spelling of 974428271 in words is "nine hundred seventy-four million, four hundred twenty-eight thousand, two hundred seventy-one".