2552329309 has 2 divisors, whose sum is σ = 2552329310. Its totient is φ = 2552329308.

The previous prime is 2552329291. The next prime is 2552329319. The reversal of 2552329309 is 9039232552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2532303684 + 20025625 = 50322^2 + 4475^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552329309 - 2⁷ = 2552329181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2552329319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276164654 + 1276164655.

It is an arithmetic number, because the mean of its divisors is an integer number (1276164655).

Almost surely, 2^2552329309 is an apocalyptic number.

It is an amenable number.

2552329309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552329309 is an equidigital number, since it uses as much as digits as its factorization.

2552329309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 2552329309 is about 50520.5830231600. The cubic root of 2552329309 is about 1366.6130677836.

The spelling of 2552329309 in words is "two billion, five hundred fifty-two million, three hundred twenty-nine thousand, three hundred nine".