528316523 has 4 divisors (see below), whose sum is σ = 603790320. Its totient is φ = 452842728.

The previous prime is 528316517. The next prime is 528316541. The reversal of 528316523 is 325613825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 528316523 - 2¹⁰ = 528315499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (528316513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37736888 + ... + 37736901.

It is an arithmetic number, because the mean of its divisors is an integer number (150947580).

Almost surely, 2^528316523 is an apocalyptic number.

528316523 is a deficient number, since it is larger than the sum of its proper divisors (75473797).

528316523 is an equidigital number, since it uses as much as digits as its factorization.

528316523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75473796.

The product of its digits is 43200, while the sum is 35.

The square root of 528316523 is about 22985.1370019846. The cubic root of 528316523 is about 808.4094801212.

The spelling of 528316523 in words is "five hundred twenty-eight million, three hundred sixteen thousand, five hundred twenty-three".