2750434409 has 2 divisors, whose sum is σ = 2750434410. Its totient is φ = 2750434408.

The previous prime is 2750434397. The next prime is 2750434411. The reversal of 2750434409 is 9044340572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1824571225 + 925863184 = 42715^2 + 30428^2 .

It is a cyclic number.

It is not a de Polignac number, because 2750434409 - 2¹² = 2750430313 is a prime.

It is a super-2 number, since 2×2750434409² = 15129778876422358562, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2750434411, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2750434439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375217204 + 1375217205.

It is an arithmetic number, because the mean of its divisors is an integer number (1375217205).

Almost surely, 2^2750434409 is an apocalyptic number.

It is an amenable number.

2750434409 is a deficient number, since it is larger than the sum of its proper divisors (1).

2750434409 is an equidigital number, since it uses as much as digits as its factorization.

2750434409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 2750434409 is about 52444.5841722479. The cubic root of 2750434409 is about 1401.0934330256.

The spelling of 2750434409 in words is "two billion, seven hundred fifty million, four hundred thirty-four thousand, four hundred nine".