523311132 has 24 divisors (see below), whose sum is σ = 1221472000. Its totient is φ = 174378096.

The previous prime is 523311127. The next prime is 523311133. The reversal of 523311132 is 231113325.

It is a super-3 number, since 3×523311132³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 523311099 and 523311108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523311133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43869 + ... + 54507.

Almost surely, 2^523311132 is an apocalyptic number.

It is an amenable number.

523311132 is an abundant number, since it is smaller than the sum of its proper divisors (698160868).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

523311132 is a wasteful number, since it uses less digits than its factorization.

523311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14745 (or 14743 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 523311132 is about 22875.9946668992. The cubic root of 523311132 is about 805.8483563101.

Adding to 523311132 its reverse (231113325), we get a palindrome (754424457).

It can be divided in two parts, 523 and 311132, that added together give a triangular number (311655 = T₇₈₉).

The spelling of 523311132 in words is "five hundred twenty-three million, three hundred eleven thousand, one hundred thirty-two".