531121414 has 8 divisors (see below), whose sum is σ = 798819120. Its totient is φ = 264848376.

The previous prime is 531121411. The next prime is 531121433. The reversal of 531121414 is 414121135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531121411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355234 + ... + 356725.

It is an arithmetic number, because the mean of its divisors is an integer number (99852390).

Almost surely, 2^531121414 is an apocalyptic number.

531121414 is a deficient number, since it is larger than the sum of its proper divisors (267697706).

531121414 is a wasteful number, since it uses less digits than its factorization.

531121414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712334.

The product of its digits is 480, while the sum is 22.

The square root of 531121414 is about 23046.0715524360. The cubic root of 531121414 is about 809.8376009332.

Adding to 531121414 its reverse (414121135), we get a palindrome (945242549).

The spelling of 531121414 in words is "five hundred thirty-one million, one hundred twenty-one thousand, four hundred fourteen".