1142000173 has 2 divisors, whose sum is σ = 1142000174. Its totient is φ = 1142000172.

The previous prime is 1142000099. The next prime is 1142000203. The reversal of 1142000173 is 3710002411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 739676809 + 402323364 = 27197^2 + 20058^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142000173 - 2¹⁷ = 1141869101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1142000173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142000273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571000086 + 571000087.

It is an arithmetic number, because the mean of its divisors is an integer number (571000087).

Almost surely, 2^1142000173 is an apocalyptic number.

It is an amenable number.

1142000173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142000173 is an equidigital number, since it uses as much as digits as its factorization.

1142000173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1142000173 is about 33793.4930570961. The cubic root of 1142000173 is about 1045.2545255795.

Adding to 1142000173 its reverse (3710002411), we get a palindrome (4852002584).

The spelling of 1142000173 in words is "one billion, one hundred forty-two million, one hundred seventy-three", and thus it is an aban number.