5515000709 has 2 divisors, whose sum is σ = 5515000710. Its totient is φ = 5515000708.

The previous prime is 5515000693. The next prime is 5515000759. The reversal of 5515000709 is 9070005155.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5405484484 + 109516225 = 73522^2 + 10465^2 .

It is a cyclic number.

It is not a de Polignac number, because 5515000709 - 2⁴ = 5515000693 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5515000759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2757500354 + 2757500355.

It is an arithmetic number, because the mean of its divisors is an integer number (2757500355).

Almost surely, 2^5515000709 is an apocalyptic number.

It is an amenable number.

5515000709 is a deficient number, since it is larger than the sum of its proper divisors (1).

5515000709 is an equidigital number, since it uses as much as digits as its factorization.

5515000709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7875, while the sum is 32.

The square root of 5515000709 is about 74263.0507655052. The cubic root of 5515000709 is about 1766.7774905479. Note that the first 3 decimals are identical.

The spelling of 5515000709 in words is "five billion, five hundred fifteen million, seven hundred nine", and thus it is an aban number.