189417113 has 2 divisors, whose sum is σ = 189417114. Its totient is φ = 189417112.

The previous prime is 189417101. The next prime is 189417119. The reversal of 189417113 is 311714981.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140375104 + 49042009 = 11848^2 + 7003^2 .

It is a cyclic number.

It is not a de Polignac number, because 189417113 - 2¹⁰ = 189416089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (189417119) 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, 94708556 + 94708557.

It is an arithmetic number, because the mean of its divisors is an integer number (94708557).

Almost surely, 2^189417113 is an apocalyptic number.

It is an amenable number.

189417113 is a deficient number, since it is larger than the sum of its proper divisors (1).

189417113 is an equidigital number, since it uses as much as digits as its factorization.

189417113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 35.

The square root of 189417113 is about 13762.8889772460. Note that the first 3 decimals coincide. The cubic root of 189417113 is about 574.3012184309.

The spelling of 189417113 in words is "one hundred eighty-nine million, four hundred seventeen thousand, one hundred thirteen".