698019059 has 2 divisors, whose sum is σ = 698019060. Its totient is φ = 698019058.

The previous prime is 698019013. The next prime is 698019061. The reversal of 698019059 is 950910896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 698019059 - 2⁸ = 698018803 is a prime.

Together with 698019061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (698010059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349009529 + 349009530.

It is an arithmetic number, because the mean of its divisors is an integer number (349009530).

Almost surely, 2^698019059 is an apocalyptic number.

698019059 is a deficient number, since it is larger than the sum of its proper divisors (1).

698019059 is an equidigital number, since it uses as much as digits as its factorization.

698019059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174960, while the sum is 47.

The square root of 698019059 is about 26420.0503216780. The cubic root of 698019059 is about 887.0656459234.

The spelling of 698019059 in words is "six hundred ninety-eight million, nineteen thousand, fifty-nine".