2500270709 has 2 divisors, whose sum is σ = 2500270710. Its totient is φ = 2500270708.

The previous prime is 2500270697. The next prime is 2500270723. The reversal of 2500270709 is 9070720052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1919316100 + 580954609 = 43810^2 + 24103^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500270709 - 2⁴ = 2500270693 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 (2500270769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250135354 + 1250135355.

It is an arithmetic number, because the mean of its divisors is an integer number (1250135355).

Almost surely, 2^2500270709 is an apocalyptic number.

It is an amenable number.

2500270709 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500270709 is an equidigital number, since it uses as much as digits as its factorization.

2500270709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 2500270709 is about 50002.7070167206. The cubic root of 2500270709 is about 1357.2577943479.

The spelling of 2500270709 in words is "two billion, five hundred million, two hundred seventy thousand, seven hundred nine".