671345183203 has 2 divisors, whose sum is σ = 671345183204. Its totient is φ = 671345183202.

The previous prime is 671345183183. The next prime is 671345183251. The reversal of 671345183203 is 302381543176.

671345183203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-671345183203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 671345183203.

It is not a weakly prime, because it can be changed into another prime (671345183903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335672591601 + 335672591602.

It is an arithmetic number, because the mean of its divisors is an integer number (335672591602).

Almost surely, 2^671345183203 is an apocalyptic number.

671345183203 is a deficient number, since it is larger than the sum of its proper divisors (1).

671345183203 is an equidigital number, since it uses as much as digits as its factorization.

671345183203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 671345183203 in words is "six hundred seventy-one billion, three hundred forty-five million, one hundred eighty-three thousand, two hundred three".