1055340173 has 2 divisors, whose sum is σ = 1055340174. Its totient is φ = 1055340172.

The previous prime is 1055340157. The next prime is 1055340197. The reversal of 1055340173 is 3710435501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 862185769 + 193154404 = 29363^2 + 13898^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055340173 - 2⁴ = 1055340157 is a prime.

It is a super-3 number, since 3×1055340173³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1055340113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527670086 + 527670087.

It is an arithmetic number, because the mean of its divisors is an integer number (527670087).

Almost surely, 2^1055340173 is an apocalyptic number.

It is an amenable number.

1055340173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1055340173 is an equidigital number, since it uses as much as digits as its factorization.

1055340173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 1055340173 is about 32485.9996460014. Note that the first 3 decimals coincide. The cubic root of 1055340173 is about 1018.1165335439.

Adding to 1055340173 its reverse (3710435501), we get a palindrome (4765775674).

The spelling of 1055340173 in words is "one billion, fifty-five million, three hundred forty thousand, one hundred seventy-three".