4000000273 has 2 divisors, whose sum is σ = 4000000274. Its totient is φ = 4000000272.

The previous prime is 4000000241. The next prime is 4000000351. The reversal of 4000000273 is 3720000004.

4000000273 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3973033024 + 26967249 = 63032^2 + 5193^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000000273 - 2⁵ = 4000000241 is a prime.

It is not a weakly prime, because it can be changed into another prime (4000000373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000000136 + 2000000137.

It is an arithmetic number, because the mean of its divisors is an integer number (2000000137).

Almost surely, 2^4000000273 is an apocalyptic number.

It is an amenable number.

4000000273 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000000273 is an equidigital number, since it uses as much as digits as its factorization.

4000000273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 4000000273 is about 63245.5553616221. Note that the first 3 decimals coincide. The cubic root of 4000000273 is about 1587.4010880816.

Adding to 4000000273 its reverse (3720000004), we get a palindrome (7720000277).

The spelling of 4000000273 in words is "four billion, two hundred seventy-three", and thus it is an aban number.