698104079 has 2 divisors, whose sum is σ = 698104080. Its totient is φ = 698104078.

The previous prime is 698104067. The next prime is 698104081. The reversal of 698104079 is 970401896.

698104079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-698104079 is a prime.

Together with 698104081, 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 (698104039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349052039 + 349052040.

It is an arithmetic number, because the mean of its divisors is an integer number (349052040).

Almost surely, 2^698104079 is an apocalyptic number.

698104079 is a deficient number, since it is larger than the sum of its proper divisors (1).

698104079 is an equidigital number, since it uses as much as digits as its factorization.

698104079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 698104079 is about 26421.6592779485. The cubic root of 698104079 is about 887.1016598681.

The spelling of 698104079 in words is "six hundred ninety-eight million, one hundred four thousand, seventy-nine".