531341444111 has 2 divisors, whose sum is σ = 531341444112. Its totient is φ = 531341444110.

The previous prime is 531341444099. The next prime is 531341444113. The reversal of 531341444111 is 111444143135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531341444111 - 2⁶ = 531341444047 is a prime.

Together with 531341444113, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531341444113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265670722055 + 265670722056.

It is an arithmetic number, because the mean of its divisors is an integer number (265670722056).

Almost surely, 2^531341444111 is an apocalyptic number.

531341444111 is a deficient number, since it is larger than the sum of its proper divisors (1).

531341444111 is an equidigital number, since it uses as much as digits as its factorization.

531341444111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 32.

Adding to 531341444111 its reverse (111444143135), we get a palindrome (642785587246).

The spelling of 531341444111 in words is "five hundred thirty-one billion, three hundred forty-one million, four hundred forty-four thousand, one hundred eleven".