2552247169 has 2 divisors, whose sum is σ = 2552247170. Its totient is φ = 2552247168.

The previous prime is 2552247133. The next prime is 2552247199. The reversal of 2552247169 is 9617422552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2430983025 + 121264144 = 49305^2 + 11012^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552247169 - 2¹⁷ = 2552116097 is a prime.

It is a super-2 number, since 2×2552247169² = 13027931223337029122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2552247119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276123584 + 1276123585.

It is an arithmetic number, because the mean of its divisors is an integer number (1276123585).

Almost surely, 2^2552247169 is an apocalyptic number.

It is an amenable number.

2552247169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552247169 is an equidigital number, since it uses as much as digits as its factorization.

2552247169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 302400, while the sum is 43.

The square root of 2552247169 is about 50519.7700806328. The cubic root of 2552247169 is about 1366.5984073450.

The spelling of 2552247169 in words is "two billion, five hundred fifty-two million, two hundred forty-seven thousand, one hundred sixty-nine".