523311485 has 4 divisors (see below), whose sum is σ = 627973788. Its totient is φ = 418649184.

The previous prime is 523311469. The next prime is 523311491. The reversal of 523311485 is 584113325.

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

It can be written as a sum of positive squares in 2 ways, for example, as 243016921 + 280294564 = 15589^2 + 16742^2 .

It is a cyclic number.

It is not a de Polignac number, because 523311485 - 2⁴ = 523311469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52331144 + ... + 52331153.

It is an arithmetic number, because the mean of its divisors is an integer number (156993447).

Almost surely, 2^523311485 is an apocalyptic number.

It is an amenable number.

523311485 is a deficient number, since it is larger than the sum of its proper divisors (104662303).

523311485 is a wasteful number, since it uses less digits than its factorization.

523311485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104662302.

The product of its digits is 14400, while the sum is 32.

The square root of 523311485 is about 22876.0023824094. The cubic root of 523311485 is about 805.8485375053.

The spelling of 523311485 in words is "five hundred twenty-three million, three hundred eleven thousand, four hundred eighty-five".