2141061361 has 2 divisors, whose sum is σ = 2141061362. Its totient is φ = 2141061360.

The previous prime is 2141061323. The next prime is 2141061371. The reversal of 2141061361 is 1631601412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1533192336 + 607869025 = 39156^2 + 24655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2141061361 is a prime.

It is not a weakly prime, because it can be changed into another prime (2141061371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070530680 + 1070530681.

It is an arithmetic number, because the mean of its divisors is an integer number (1070530681).

Almost surely, 2^2141061361 is an apocalyptic number.

It is an amenable number.

2141061361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141061361 is an equidigital number, since it uses as much as digits as its factorization.

2141061361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2141061361 is about 46271.6042622254. The cubic root of 2141061361 is about 1288.8717497195.

Adding to 2141061361 its reverse (1631601412), we get a palindrome (3772662773).

The spelling of 2141061361 in words is "two billion, one hundred forty-one million, sixty-one thousand, three hundred sixty-one".