196387141 has 2 divisors, whose sum is σ = 196387142. Its totient is φ = 196387140.

The previous prime is 196387109. The next prime is 196387181. The reversal of 196387141 is 141783691.

It is an a-pointer prime, because the next prime (196387181) can be obtained adding 196387141 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 175456516 + 20930625 = 13246^2 + 4575^2 .

It is a cyclic number.

It is not a de Polignac number, because 196387141 - 2⁵ = 196387109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 196387094 and 196387103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196387181) 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, 98193570 + 98193571.

It is an arithmetic number, because the mean of its divisors is an integer number (98193571).

Almost surely, 2^196387141 is an apocalyptic number.

It is an amenable number.

196387141 is a deficient number, since it is larger than the sum of its proper divisors (1).

196387141 is an equidigital number, since it uses as much as digits as its factorization.

196387141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The square root of 196387141 is about 14013.8196434805. The cubic root of 196387141 is about 581.2607740555.

The spelling of 196387141 in words is "one hundred ninety-six million, three hundred eighty-seven thousand, one hundred forty-one".