189474802303 has 2 divisors, whose sum is σ = 189474802304. Its totient is φ = 189474802302.

The previous prime is 189474802291. The next prime is 189474802313. The reversal of 189474802303 is 303208474981.

It is a happy number.

189474802303 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 not a de Polignac number, because 189474802303 - 2⁵ = 189474802271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189474802313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94737401151 + 94737401152.

It is an arithmetic number, because the mean of its divisors is an integer number (94737401152).

Almost surely, 2^189474802303 is an apocalyptic number.

189474802303 is a deficient number, since it is larger than the sum of its proper divisors (1).

189474802303 is an equidigital number, since it uses as much as digits as its factorization.

189474802303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 189474802303 in words is "one hundred eighty-nine billion, four hundred seventy-four million, eight hundred two thousand, three hundred three".