5211274169 has 2 divisors, whose sum is σ = 5211274170. Its totient is φ = 5211274168.

The previous prime is 5211274147. The next prime is 5211274181. The reversal of 5211274169 is 9614721125.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2809000000 + 2402274169 = 53000^2 + 49013^2 .

It is a cyclic number.

It is not a de Polignac number, because 5211274169 - 2⁸ = 5211273913 is a prime.

It is a super-2 number, since 2×5211274169² = 54314756928973281122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5211274109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605637084 + 2605637085.

It is an arithmetic number, because the mean of its divisors is an integer number (2605637085).

Almost surely, 2^5211274169 is an apocalyptic number.

It is an amenable number.

5211274169 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211274169 is an equidigital number, since it uses as much as digits as its factorization.

5211274169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The square root of 5211274169 is about 72189.1554805845. The cubic root of 5211274169 is about 1733.7293743417.

The spelling of 5211274169 in words is "five billion, two hundred eleven million, two hundred seventy-four thousand, one hundred sixty-nine".