527213263 has 4 divisors (see below), whose sum is σ = 528021288. Its totient is φ = 526405240.

The previous prime is 527213257. The next prime is 527213279. The reversal of 527213263 is 362312725.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-527213263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (527213293) 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, 403033 + ... + 404338.

It is an arithmetic number, because the mean of its divisors is an integer number (132005322).

Almost surely, 2^527213263 is an apocalyptic number.

527213263 is a deficient number, since it is larger than the sum of its proper divisors (808025).

527213263 is an equidigital number, since it uses as much as digits as its factorization.

527213263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808024.

The product of its digits is 15120, while the sum is 31.

The square root of 527213263 is about 22961.1250377676. The cubic root of 527213263 is about 807.8463660574.

Adding to 527213263 its reverse (362312725), we get a palindrome (889525988).

The spelling of 527213263 in words is "five hundred twenty-seven million, two hundred thirteen thousand, two hundred sixty-three".