2173357216141 has 2 divisors, whose sum is σ = 2173357216142. Its totient is φ = 2173357216140.

The previous prime is 2173357216117. The next prime is 2173357216187. The reversal of 2173357216141 is 1416127533712.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1743532744041 + 429824472100 = 1320429^2 + 655610^2 .

It is a cyclic number.

It is not a de Polignac number, because 2173357216141 - 2⁷ = 2173357216013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2173357216111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086678608070 + 1086678608071.

It is an arithmetic number, because the mean of its divisors is an integer number (1086678608071).

Almost surely, 2^{2173357216141} is an apocalyptic number.

It is an amenable number.

2173357216141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2173357216141 is an equidigital number, since it uses as much as digits as its factorization.

2173357216141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The spelling of 2173357216141 in words is "two trillion, one hundred seventy-three billion, three hundred fifty-seven million, two hundred sixteen thousand, one hundred forty-one".