173740141 has 2 divisors, whose sum is σ = 173740142. Its totient is φ = 173740140.

The previous prime is 173740121. The next prime is 173740157. The reversal of 173740141 is 141047371.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112572100 + 61168041 = 10610^2 + 7821^2 .

It is an emirp because it is prime and its reverse (141047371) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173740141 is a prime.

It is a super-3 number, since 3×173740141³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (173740121) 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, 86870070 + 86870071.

It is an arithmetic number, because the mean of its divisors is an integer number (86870071).

Almost surely, 2^173740141 is an apocalyptic number.

It is an amenable number.

173740141 is a deficient number, since it is larger than the sum of its proper divisors (1).

173740141 is an equidigital number, since it uses as much as digits as its factorization.

173740141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 173740141 is about 13181.0523479728. The cubic root of 173740141 is about 557.9989604859.

The spelling of 173740141 in words is "one hundred seventy-three million, seven hundred forty thousand, one hundred forty-one".