273225163 has 2 divisors, whose sum is σ = 273225164. Its totient is φ = 273225162.

The previous prime is 273225143. The next prime is 273225191. The reversal of 273225163 is 361522372.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273225163 is a prime.

It is not a weakly prime, because it can be changed into another prime (273225143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136612581 + 136612582.

It is an arithmetic number, because the mean of its divisors is an integer number (136612582).

Almost surely, 2^273225163 is an apocalyptic number.

273225163 is a deficient number, since it is larger than the sum of its proper divisors (1).

273225163 is an equidigital number, since it uses as much as digits as its factorization.

273225163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 273225163 is about 16529.5239798368. The cubic root of 273225163 is about 648.8937102911.

The spelling of 273225163 in words is "two hundred seventy-three million, two hundred twenty-five thousand, one hundred sixty-three".