5255251 has 2 divisors, whose sum is σ = 5255252. Its totient is φ = 5255250.

The previous prime is 5255233. The next prime is 5255281. The reversal of 5255251 is 1525525.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5255251 - 2⁵ = 5255219 is a prime.

5255251 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (5255281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627625 + 2627626.

It is an arithmetic number, because the mean of its divisors is an integer number (2627626).

Almost surely, 2^5255251 is an apocalyptic number.

5255251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255251 is an equidigital number, since it uses as much as digits as its factorization.

5255251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2500, while the sum is 25.

The square root of 5255251 is about 2292.4334232426. The cubic root of 5255251 is about 173.8592577489.

It can be divided in two parts, 525 and 5251, that added together give a square (5776 = 76²).

The spelling of 5255251 in words is "five million, two hundred fifty-five thousand, two hundred fifty-one".