5261133303 has 10 divisors (see below), whose sum is σ = 7859223944. Its totient is φ = 3507422148.

The previous prime is 5261133277. The next prime is 5261133323. The reversal of 5261133303 is 3033311625.

It is a happy number.

5261133303 is a `hidden beast` number, since 526 + 1 + 133 + 3 + 0 + 3 = 666.

It is not a de Polignac number, because 5261133303 - 2¹² = 5261129207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261133323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32476051 + ... + 32476212.

Almost surely, 2^5261133303 is an apocalyptic number.

5261133303 is a deficient number, since it is larger than the sum of its proper divisors (2598090641).

5261133303 is an equidigital number, since it uses as much as digits as its factorization.

5261133303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64952275 (or 64952266 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 5261133303 is about 72533.6701332560. The cubic root of 5261133303 is about 1739.2410155919.

Adding to 5261133303 its reverse (3033311625), we get a palindrome (8294444928).

The spelling of 5261133303 in words is "five billion, two hundred sixty-one million, one hundred thirty-three thousand, three hundred three".