531230193353 has 4 divisors (see below), whose sum is σ = 537199072020. Its totient is φ = 525261314688.

The previous prime is 531230193331. The next prime is 531230193407. The reversal of 531230193353 is 353391032135.

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 223929596944 + 307300596409 = 473212^2 + 554347^2 .

It is a cyclic number.

It is not a de Polignac number, because 531230193353 - 2⁸ = 531230193097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (531230193253) 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, 2984439200 + ... + 2984439377.

It is an arithmetic number, because the mean of its divisors is an integer number (134299768005).

Almost surely, 2^531230193353 is an apocalyptic number.

It is an amenable number.

531230193353 is a deficient number, since it is larger than the sum of its proper divisors (5968878667).

531230193353 is an equidigital number, since it uses as much as digits as its factorization.

531230193353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968878666.

The product of its (nonzero) digits is 109350, while the sum is 38.

The spelling of 531230193353 in words is "five hundred thirty-one billion, two hundred thirty million, one hundred ninety-three thousand, three hundred fifty-three".