2140061173 has 2 divisors, whose sum is σ = 2140061174. Its totient is φ = 2140061172.

The previous prime is 2140061153. The next prime is 2140061207. The reversal of 2140061173 is 3711600412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2042407249 + 97653924 = 45193^2 + 9882^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140061173 - 2⁹ = 2140060661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2140061113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070030586 + 1070030587.

It is an arithmetic number, because the mean of its divisors is an integer number (1070030587).

Almost surely, 2^2140061173 is an apocalyptic number.

It is an amenable number.

2140061173 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140061173 is an equidigital number, since it uses as much as digits as its factorization.

2140061173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2140061173 is about 46260.7952050113. The cubic root of 2140061173 is about 1288.6710214159.

Adding to 2140061173 its reverse (3711600412), we get a palindrome (5851661585).

The spelling of 2140061173 in words is "two billion, one hundred forty million, sixty-one thousand, one hundred seventy-three".