531413133 has 4 divisors (see below), whose sum is σ = 708550848. Its totient is φ = 354275420.

The previous prime is 531413111. The next prime is 531413167. The reversal of 531413133 is 331314135.

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.

It is a cyclic number.

It is not a de Polignac number, because 531413133 - 2⁵ = 531413101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531413173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88568853 + ... + 88568858.

It is an arithmetic number, because the mean of its divisors is an integer number (177137712).

Almost surely, 2^531413133 is an apocalyptic number.

It is an amenable number.

531413133 is a deficient number, since it is larger than the sum of its proper divisors (177137715).

531413133 is a wasteful number, since it uses less digits than its factorization.

531413133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177137714.

The product of its digits is 1620, while the sum is 24.

The square root of 531413133 is about 23052.3997232392. The cubic root of 531413133 is about 809.9858418498.

Adding to 531413133 its reverse (331314135), we get a palindrome (862727268).

The spelling of 531413133 in words is "five hundred thirty-one million, four hundred thirteen thousand, one hundred thirty-three".