5213128803 has 32 divisors (see below), whose sum is σ = 7212022272. Its totient is φ = 3347232000.

The previous prime is 5213128799. The next prime is 5213128841. The reversal of 5213128803 is 3088213125.

It is a Cunningham number, because it is equal to 72202²-1.

It is not a de Polignac number, because 5213128803 - 2² = 5213128799 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5213128873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7436353 + ... + 7437053.

It is an arithmetic number, because the mean of its divisors is an integer number (225375696).

Almost surely, 2^5213128803 is an apocalyptic number.

5213128803 is a deficient number, since it is larger than the sum of its proper divisors (1998893469).

5213128803 is a wasteful number, since it uses less digits than its factorization.

5213128803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1435.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 5213128803 is about 72201.9999930750. Note that the first 5 decimals coincide. The cubic root of 5213128803 is about 1733.9350215577.

The spelling of 5213128803 in words is "five billion, two hundred thirteen million, one hundred twenty-eight thousand, eight hundred three".