531413 has 4 divisors (see below), whose sum is σ = 540480. Its totient is φ = 522348.

The previous prime is 531383. The next prime is 531457. The reversal of 531413 is 314135.

531413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314135 = 5 ⋅62827.

It is a cyclic number.

It is not a de Polignac number, because 531413 - 2¹⁰ = 530389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 531391 and 531400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531613) 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, 4445 + ... + 4562.

It is an arithmetic number, because the mean of its divisors is an integer number (135120).

2⁵³¹⁴¹³ is an apocalyptic number.

It is an amenable number.

531413 is a deficient number, since it is larger than the sum of its proper divisors (9067).

531413 is an equidigital number, since it uses as much as digits as its factorization.

531413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9066.

The product of its digits is 180, while the sum is 17.

The square root of 531413 is about 728.9807953575. The cubic root of 531413 is about 80.9985774276.

Adding to 531413 its reverse (314135), we get a palindrome (845548).

The spelling of 531413 in words is "five hundred thirty-one thousand, four hundred thirteen".