2698314869 has 2 divisors, whose sum is σ = 2698314870. Its totient is φ = 2698314868.

The previous prime is 2698314859. The next prime is 2698314901. The reversal of 2698314869 is 9684138962.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1526074225 + 1172240644 = 39065^2 + 34238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2698314869 is a prime.

It is a super-2 number, since 2×2698314869² = 14561806264532974322, which contains 22 as substring.

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 (2698314859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349157434 + 1349157435.

It is an arithmetic number, because the mean of its divisors is an integer number (1349157435).

Almost surely, 2^2698314869 is an apocalyptic number.

It is an amenable number.

2698314869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2698314869 is an equidigital number, since it uses as much as digits as its factorization.

2698314869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4478976, while the sum is 56.

The square root of 2698314869 is about 51945.3065156035. The cubic root of 2698314869 is about 1392.1868977495.

It can be divided in two parts, 269 and 8314869, that added together give a palindrome (8315138).

The spelling of 2698314869 in words is "two billion, six hundred ninety-eight million, three hundred fourteen thousand, eight hundred sixty-nine".