523146163 has 4 divisors (see below), whose sum is σ = 523193688. Its totient is φ = 523098640.

The previous prime is 523146161. The next prime is 523146179. The reversal of 523146163 is 361641325.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 523146163 - 2¹ = 523146161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523146161) 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, 2220 + ... + 32422.

It is an arithmetic number, because the mean of its divisors is an integer number (130798422).

Almost surely, 2^523146163 is an apocalyptic number.

523146163 is a deficient number, since it is larger than the sum of its proper divisors (47525).

523146163 is a wasteful number, since it uses less digits than its factorization.

523146163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47524.

The product of its digits is 12960, while the sum is 31.

The square root of 523146163 is about 22872.3886596918. The cubic root of 523146163 is about 805.7636686605.

Adding to 523146163 its reverse (361641325), we get a palindrome (884787488).

The spelling of 523146163 in words is "five hundred twenty-three million, one hundred forty-six thousand, one hundred sixty-three".