531314663 has 8 divisors (see below), whose sum is σ = 579882240. Its totient is φ = 482791480.

The previous prime is 531314657. The next prime is 531314681. The reversal of 531314663 is 366413135.

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

It is a cyclic number.

It is not a de Polignac number, because 531314663 - 2¹² = 531310567 is a prime.

It is a super-2 number, since 2×531314663² = 564590542237607138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531314863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17048 + ... + 36786.

It is an arithmetic number, because the mean of its divisors is an integer number (72485280).

Almost surely, 2^531314663 is an apocalyptic number.

531314663 is a deficient number, since it is larger than the sum of its proper divisors (48567577).

531314663 is a wasteful number, since it uses less digits than its factorization.

531314663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22197.

The product of its digits is 19440, while the sum is 32.

The square root of 531314663 is about 23050.2638379694. The cubic root of 531314663 is about 809.9358090675.

Adding to 531314663 its reverse (366413135), we get a palindrome (897727798).

The spelling of 531314663 in words is "five hundred thirty-one million, three hundred fourteen thousand, six hundred sixty-three".