189876053 has 2 divisors, whose sum is σ = 189876054. Its totient is φ = 189876052.

The previous prime is 189876031. The next prime is 189876067. The reversal of 189876053 is 350678981.

It is a happy number.

189876053 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 can be written as a sum of positive squares in only one way, i.e., 161976529 + 27899524 = 12727^2 + 5282^2 .

It is an emirp because it is prime and its reverse (350678981) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 189876053 - 2⁶ = 189875989 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 189875989 and 189876007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (189876353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94938026 + 94938027.

It is an arithmetic number, because the mean of its divisors is an integer number (94938027).

Almost surely, 2^189876053 is an apocalyptic number.

It is an amenable number.

189876053 is a deficient number, since it is larger than the sum of its proper divisors (1).

189876053 is an equidigital number, since it uses as much as digits as its factorization.

189876053 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 47.

The square root of 189876053 is about 13779.5519883630. The cubic root of 189876053 is about 574.7646704298.

The spelling of 189876053 in words is "one hundred eighty-nine million, eight hundred seventy-six thousand, fifty-three".