53881189 has 2 divisors, whose sum is σ = 53881190. Its totient is φ = 53881188.

The previous prime is 53881153. The next prime is 53881253. The reversal of 53881189 is 98118835.

53881189 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 can be written as a sum of positive squares in only one way, i.e., 51008164 + 2873025 = 7142^2 + 1695^2 .

It is a cyclic number.

It is not a de Polignac number, because 53881189 - 2¹³ = 53872997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53884189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26940594 + 26940595.

It is an arithmetic number, because the mean of its divisors is an integer number (26940595).

Almost surely, 2^53881189 is an apocalyptic number.

It is an amenable number.

53881189 is a deficient number, since it is larger than the sum of its proper divisors (1).

53881189 is an equidigital number, since it uses as much as digits as its factorization.

53881189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 43.

The square root of 53881189 is about 7340.3807121974. The cubic root of 53881189 is about 377.6989031186.

The spelling of 53881189 in words is "fifty-three million, eight hundred eighty-one thousand, one hundred eighty-nine".