6698645203 has 2 divisors, whose sum is σ = 6698645204. Its totient is φ = 6698645202.

The previous prime is 6698645197. The next prime is 6698645287. The reversal of 6698645203 is 3025468966.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6698645203 - 2⁵ = 6698645171 is a prime.

It is a super-2 number, since 2×6698645203² = 89743695111349822418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6698645803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3349322601 + 3349322602.

It is an arithmetic number, because the mean of its divisors is an integer number (3349322602).

Almost surely, 2^6698645203 is an apocalyptic number.

6698645203 is a deficient number, since it is larger than the sum of its proper divisors (1).

6698645203 is an equidigital number, since it uses as much as digits as its factorization.

6698645203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The square root of 6698645203 is about 81845.2515604907. The cubic root of 6698645203 is about 1885.0765543844.

The spelling of 6698645203 in words is "six billion, six hundred ninety-eight million, six hundred forty-five thousand, two hundred three".