2750699009 has 2 divisors, whose sum is σ = 2750699010. Its totient is φ = 2750699008.

The previous prime is 2750698927. The next prime is 2750699041. The reversal of 2750699009 is 9009960572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1484406784 + 1266292225 = 38528^2 + 35585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2750699009 is a prime.

It is a super-2 number, since 2×2750699009² = 15132690076227164162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2750699089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1375349504 + 1375349505.

It is an arithmetic number, because the mean of its divisors is an integer number (1375349505).

Almost surely, 2^2750699009 is an apocalyptic number.

It is an amenable number.

2750699009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2750699009 is an equidigital number, since it uses as much as digits as its factorization.

2750699009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 306180, while the sum is 47.

The square root of 2750699009 is about 52447.1067743493. The cubic root of 2750699009 is about 1401.1383613750.

The spelling of 2750699009 in words is "two billion, seven hundred fifty million, six hundred ninety-nine thousand, nine".