194505003263 has 2 divisors, whose sum is σ = 194505003264. Its totient is φ = 194505003262.

The previous prime is 194505003241. The next prime is 194505003313. The reversal of 194505003263 is 362300505491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 194505003263 - 2¹² = 194504999167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (194505009263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97252501631 + 97252501632.

It is an arithmetic number, because the mean of its divisors is an integer number (97252501632).

Almost surely, 2^194505003263 is an apocalyptic number.

194505003263 is a deficient number, since it is larger than the sum of its proper divisors (1).

194505003263 is an equidigital number, since it uses as much as digits as its factorization.

194505003263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 194505003263 in words is "one hundred ninety-four billion, five hundred five million, three thousand, two hundred sixty-three".