531354415223 has 4 divisors (see below), whose sum is σ = 533695183800. Its totient is φ = 529013646648.

The previous prime is 531354415181. The next prime is 531354415231. The reversal of 531354415223 is 322514453135.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 531354415223 - 2⁸ = 531354414967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531354415523) 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, 1170383948 + ... + 1170384401.

It is an arithmetic number, because the mean of its divisors is an integer number (133423795950).

Almost surely, 2^531354415223 is an apocalyptic number.

531354415223 is a deficient number, since it is larger than the sum of its proper divisors (2340768577).

531354415223 is a wasteful number, since it uses less digits than its factorization.

531354415223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2340768576.

The product of its digits is 216000, while the sum is 38.

Adding to 531354415223 its reverse (322514453135), we get a palindrome (853868868358).

The spelling of 531354415223 in words is "five hundred thirty-one billion, three hundred fifty-four million, four hundred fifteen thousand, two hundred twenty-three".