531354142411 has 4 divisors (see below), whose sum is σ = 531355626232. Its totient is φ = 531352658592.

The previous prime is 531354142409. The next prime is 531354142427. The reversal of 531354142411 is 114241453135.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 531354142411 - 2¹ = 531354142409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (531354142441) 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, 163780 + ... + 1043806.

It is an arithmetic number, because the mean of its divisors is an integer number (132838906558).

Almost surely, 2^531354142411 is an apocalyptic number.

531354142411 is a deficient number, since it is larger than the sum of its proper divisors (1483821).

531354142411 is an equidigital number, since it uses as much as digits as its factorization.

531354142411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483820.

The product of its digits is 28800, while the sum is 34.

Adding to 531354142411 its reverse (114241453135), we get a palindrome (645595595546).

The spelling of 531354142411 in words is "five hundred thirty-one billion, three hundred fifty-four million, one hundred forty-two thousand, four hundred eleven".