531352104331 has 4 divisors (see below), whose sum is σ = 534423503952. Its totient is φ = 528280704712.

The previous prime is 531352104317. The next prime is 531352104383. The reversal of 531352104331 is 133401253135.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133401253135 = 5 ⋅26680250627.

It is a cyclic number.

It is not a de Polignac number, because 531352104331 - 2⁷ = 531352104203 is a prime.

It is a super-2 number, since 2×531352104331² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 531352104293 and 531352104302.

It is not an unprimeable number, because it can be changed into a prime (531352104391) 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, 1535699551 + ... + 1535699896.

It is an arithmetic number, because the mean of its divisors is an integer number (133605875988).

Almost surely, 2^531352104331 is an apocalyptic number.

531352104331 is a deficient number, since it is larger than the sum of its proper divisors (3071399621).

531352104331 is a wasteful number, since it uses less digits than its factorization.

531352104331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3071399620.

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 531352104331 its reverse (133401253135), we get a palindrome (664753357466).

The spelling of 531352104331 in words is "five hundred thirty-one billion, three hundred fifty-two million, one hundred four thousand, three hundred thirty-one".