528972271 has 2 divisors, whose sum is σ = 528972272. Its totient is φ = 528972270.

The previous prime is 528972253. The next prime is 528972287. The reversal of 528972271 is 172279825.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 528972271 - 2⁹ = 528971759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528973271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264486135 + 264486136.

It is an arithmetic number, because the mean of its divisors is an integer number (264486136).

Almost surely, 2^528972271 is an apocalyptic number.

528972271 is a deficient number, since it is larger than the sum of its proper divisors (1).

528972271 is an equidigital number, since it uses as much as digits as its factorization.

528972271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 43.

The square root of 528972271 is about 22999.3971877526. The cubic root of 528972271 is about 808.7438085664.

The spelling of 528972271 in words is "five hundred twenty-eight million, nine hundred seventy-two thousand, two hundred seventy-one".