189753402103 has 2 divisors, whose sum is σ = 189753402104. Its totient is φ = 189753402102.

The previous prime is 189753402089. The next prime is 189753402133. The reversal of 189753402103 is 301204357981.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 189753402103 - 2²⁵ = 189719847671 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 189753402103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189753402133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94876701051 + 94876701052.

It is an arithmetic number, because the mean of its divisors is an integer number (94876701052).

Almost surely, 2^189753402103 is an apocalyptic number.

189753402103 is a deficient number, since it is larger than the sum of its proper divisors (1).

189753402103 is an equidigital number, since it uses as much as digits as its factorization.

189753402103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 189753402103 in words is "one hundred eighty-nine billion, seven hundred fifty-three million, four hundred two thousand, one hundred three".