5213251 has 2 divisors, whose sum is σ = 5213252. Its totient is φ = 5213250.

The previous prime is 5213233. The next prime is 5213267. The reversal of 5213251 is 1523125.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5213251 is a prime.

It is not a weakly prime, because it can be changed into another prime (5213231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2606625 + 2606626.

It is an arithmetic number, because the mean of its divisors is an integer number (2606626).

Almost surely, 2^5213251 is an apocalyptic number.

5213251 is a deficient number, since it is larger than the sum of its proper divisors (1).

5213251 is an equidigital number, since it uses as much as digits as its factorization.

5213251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 300, while the sum is 19.

The square root of 5213251 is about 2283.2544755239. The cubic root of 5213251 is about 173.3948569404.

Adding to 5213251 its reverse (1523125), we get a palindrome (6736376).

The spelling of 5213251 in words is "five million, two hundred thirteen thousand, two hundred fifty-one".