5551335133 has 2 divisors, whose sum is σ = 5551335134. Its totient is φ = 5551335132.

The previous prime is 5551335113. The next prime is 5551335143. The reversal of 5551335133 is 3315331555.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4972788324 + 578546809 = 70518^2 + 24053^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5551335133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5551335103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775667566 + 2775667567.

It is an arithmetic number, because the mean of its divisors is an integer number (2775667567).

Almost surely, 2^5551335133 is an apocalyptic number.

It is an amenable number.

5551335133 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551335133 is an equidigital number, since it uses as much as digits as its factorization.

5551335133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50625, while the sum is 34.

The square root of 5551335133 is about 74507.2824158820. The cubic root of 5551335133 is about 1770.6490148687.

Adding to 5551335133 its reverse (3315331555), we get a palindrome (8866666688).

The spelling of 5551335133 in words is "five billion, five hundred fifty-one million, three hundred thirty-five thousand, one hundred thirty-three".