528716137 has 2 divisors, whose sum is σ = 528716138. Its totient is φ = 528716136.

The previous prime is 528716119. The next prime is 528716143. The reversal of 528716137 is 731617825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364466281 + 164249856 = 19091^2 + 12816^2 .

It is a cyclic number.

It is not a de Polignac number, because 528716137 - 2⁷ = 528716009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 528716137.

It is not a weakly prime, because it can be changed into another prime (528716117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264358068 + 264358069.

It is an arithmetic number, because the mean of its divisors is an integer number (264358069).

Almost surely, 2^528716137 is an apocalyptic number.

It is an amenable number.

528716137 is a deficient number, since it is larger than the sum of its proper divisors (1).

528716137 is an equidigital number, since it uses as much as digits as its factorization.

528716137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 70560, while the sum is 40.

The square root of 528716137 is about 22993.8282371596. The cubic root of 528716137 is about 808.6132533739.

The spelling of 528716137 in words is "five hundred twenty-eight million, seven hundred sixteen thousand, one hundred thirty-seven".