210118141 has 2 divisors, whose sum is σ = 210118142. Its totient is φ = 210118140.

The previous prime is 210118123. The next prime is 210118151. The reversal of 210118141 is 141811012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 136656100 + 73462041 = 11690^2 + 8571^2 .

It is a cyclic number.

It is not a de Polignac number, because 210118141 - 2⁹ = 210117629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210118121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105059070 + 105059071.

It is an arithmetic number, because the mean of its divisors is an integer number (105059071).

Almost surely, 2^210118141 is an apocalyptic number.

It is an amenable number.

210118141 is a deficient number, since it is larger than the sum of its proper divisors (1).

210118141 is an equidigital number, since it uses as much as digits as its factorization.

210118141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 19.

The square root of 210118141 is about 14495.4524248124. The cubic root of 210118141 is about 594.5036380129.

Adding to 210118141 its reverse (141811012), we get a palindrome (351929153).

The spelling of 210118141 in words is "two hundred ten million, one hundred eighteen thousand, one hundred forty-one".