698768711 has 2 divisors, whose sum is σ = 698768712. Its totient is φ = 698768710.

The previous prime is 698768671. The next prime is 698768713. The reversal of 698768711 is 117867896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 698768711 - 2¹⁰ = 698767687 is a prime.

It is a super-2 number, since 2×698768711² = 976555422945203042, which contains 22 as substring.

Together with 698768713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698768713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349384355 + 349384356.

It is an arithmetic number, because the mean of its divisors is an integer number (349384356).

Almost surely, 2^698768711 is an apocalyptic number.

698768711 is a deficient number, since it is larger than the sum of its proper divisors (1).

698768711 is an equidigital number, since it uses as much as digits as its factorization.

698768711 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 53.

The square root of 698768711 is about 26434.2336942080. The cubic root of 698768711 is about 887.3830931377.

It can be divided in two parts, 69876 and 8711, that added together give a palindrome (78587).

The spelling of 698768711 in words is "six hundred ninety-eight million, seven hundred sixty-eight thousand, seven hundred eleven".