5133531 has 32 divisors (see below), whose sum is σ = 7902720. Its totient is φ = 2939904.

The previous prime is 5133529. The next prime is 5133559. The reversal of 5133531 is 1353315.

5133531 = T₂₃₄ + T₂₃₅ + ... + T₃₅₁.

It is a happy number.

5133531 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 5133531 - 2¹ = 5133529 is a prime.

It is a super-2 number, since 2×5133531² = 52706281055922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5133498 and 5133507.

It is not an unprimeable number, because it can be changed into a prime (5133511) 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 31 ways as a sum of consecutive naturals, for example, 52875 + ... + 52971.

It is an arithmetic number, because the mean of its divisors is an integer number (246960).

Almost surely, 2^5133531 is an apocalyptic number.

5133531 is a deficient number, since it is larger than the sum of its proper divisors (2769189).

5133531 is a wasteful number, since it uses less digits than its factorization.

5133531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195.

The product of its digits is 675, while the sum is 21.

The square root of 5133531 is about 2265.7296837884. The cubic root of 5133531 is about 172.5064731870.

Adding to 5133531 its reverse (1353315), we get a palindrome (6486846).

The spelling of 5133531 in words is "five million, one hundred thirty-three thousand, five hundred thirty-one".