273056863 has 2 divisors, whose sum is σ = 273056864. Its totient is φ = 273056862.

The previous prime is 273056827. The next prime is 273056867. The reversal of 273056863 is 368650372.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-273056863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (273056867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136528431 + 136528432.

It is an arithmetic number, because the mean of its divisors is an integer number (136528432).

Almost surely, 2^273056863 is an apocalyptic number.

273056863 is a deficient number, since it is larger than the sum of its proper divisors (1).

273056863 is an equidigital number, since it uses as much as digits as its factorization.

273056863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 273056863 is about 16524.4323049235. The cubic root of 273056863 is about 648.7604487212.

The spelling of 273056863 in words is "two hundred seventy-three million, fifty-six thousand, eight hundred sixty-three".