5255212001 has 6 divisors (see below), whose sum is σ = 5690555190. Its totient is φ = 4850964768.

The previous prime is 5255211959. The next prime is 5255212087. The reversal of 5255212001 is 1002125525.

It can be written as a sum of positive squares in 3 ways, for example, as 514200976 + 4741011025 = 22676^2 + 68855^2 .

It is not a de Polignac number, because 5255212001 - 2⁶ = 5255211937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255212301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15547796 + ... + 15548133.

It is an arithmetic number, because the mean of its divisors is an integer number (948425865).

Almost surely, 2^5255212001 is an apocalyptic number.

It is an amenable number.

5255212001 is a deficient number, since it is larger than the sum of its proper divisors (435343189).

5255212001 is a wasteful number, since it uses less digits than its factorization.

5255212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31095955 (or 31095942 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 5255212001 is about 72492.8410327530. The cubic root of 5255212001 is about 1738.5882768034.

Adding to 5255212001 its reverse (1002125525), we get a palindrome (6257337526).

The spelling of 5255212001 in words is "five billion, two hundred fifty-five million, two hundred twelve thousand, one".