52133251 has 2 divisors, whose sum is σ = 52133252. Its totient is φ = 52133250.

The previous prime is 52133239. The next prime is 52133261. The reversal of 52133251 is 15233125.

52133251 is nontrivially palindromic in base 8.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52133251 - 2⁹ = 52132739 is a prime.

It is not a weakly prime, because it can be changed into another prime (52133261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26066625 + 26066626.

It is an arithmetic number, because the mean of its divisors is an integer number (26066626).

Almost surely, 2^52133251 is an apocalyptic number.

52133251 is a deficient number, since it is larger than the sum of its proper divisors (1).

52133251 is an equidigital number, since it uses as much as digits as its factorization.

52133251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 22.

The square root of 52133251 is about 7220.3359340130. The cubic root of 52133251 is about 373.5696647943.

Adding to 52133251 its reverse (15233125), we get a palindrome (67366376).

It can be divided in two parts, 5213 and 3251, that added together give a square (8464 = 92²).

The spelling of 52133251 in words is "fifty-two million, one hundred thirty-three thousand, two hundred fifty-one".