5531310133 has 4 divisors (see below), whose sum is σ = 5531938540. Its totient is φ = 5530681728.

The previous prime is 5531310131. The next prime is 5531310137. The reversal of 5531310133 is 3310131355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3310131355 = 5 ⋅662026271.

It can be written as a sum of positive squares in 2 ways, for example, as 3015986724 + 2515323409 = 54918^2 + 50153^2 .

It is a cyclic number.

It is not a de Polignac number, because 5531310133 - 2¹ = 5531310131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5531310098 and 5531310107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531310131) 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, 300810 + ... + 318667.

It is an arithmetic number, because the mean of its divisors is an integer number (1382984635).

Almost surely, 2^5531310133 is an apocalyptic number.

It is an amenable number.

5531310133 is a deficient number, since it is larger than the sum of its proper divisors (628407).

5531310133 is an equidigital number, since it uses as much as digits as its factorization.

5531310133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628406.

The product of its (nonzero) digits is 2025, while the sum is 25.

The square root of 5531310133 is about 74372.7781718553. The cubic root of 5531310133 is about 1768.5173975438.

Adding to 5531310133 its reverse (3310131355), we get a palindrome (8841441488).

The spelling of 5531310133 in words is "five billion, five hundred thirty-one million, three hundred ten thousand, one hundred thirty-three".