531104343 has 32 divisors (see below), whose sum is σ = 884805120. Its totient is φ = 275295360.

The previous prime is 531104333. The next prime is 531104381. The reversal of 531104343 is 343401135.

It is a happy number.

It is not a de Polignac number, because 531104343 - 2⁶ = 531104279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531104323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115321 + ... + 119837.

It is an arithmetic number, because the mean of its divisors is an integer number (27650160).

Almost surely, 2^531104343 is an apocalyptic number.

531104343 is a deficient number, since it is larger than the sum of its proper divisors (353700777).

531104343 is a wasteful number, since it uses less digits than its factorization.

531104343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 531104343 is about 23045.7011826501. The cubic root of 531104343 is about 809.8289243949.

Adding to 531104343 its reverse (343401135), we get a palindrome (874505478).

The spelling of 531104343 in words is "five hundred thirty-one million, one hundred four thousand, three hundred forty-three".