2698712213 has 2 divisors, whose sum is σ = 2698712214. Its totient is φ = 2698712212.

The previous prime is 2698712171. The next prime is 2698712221. The reversal of 2698712213 is 3122178962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1576328209 + 1122384004 = 39703^2 + 33502^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2698712213 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 (2698712813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349356106 + 1349356107.

It is an arithmetic number, because the mean of its divisors is an integer number (1349356107).

Almost surely, 2^2698712213 is an apocalyptic number.

It is an amenable number.

2698712213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2698712213 is an equidigital number, since it uses as much as digits as its factorization.

2698712213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 41.

The square root of 2698712213 is about 51949.1310129438. The cubic root of 2698712213 is about 1392.2552305160.

The spelling of 2698712213 in words is "two billion, six hundred ninety-eight million, seven hundred twelve thousand, two hundred thirteen".