272821027403 has 2 divisors, whose sum is σ = 272821027404. Its totient is φ = 272821027402.

The previous prime is 272821027363. The next prime is 272821027489. The reversal of 272821027403 is 304720128272.

272821027403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272821027403 - 2²² = 272816833099 is a prime.

It is not a weakly prime, because it can be changed into another prime (272821026403) 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, 136410513701 + 136410513702.

It is an arithmetic number, because the mean of its divisors is an integer number (136410513702).

Almost surely, 2^272821027403 is an apocalyptic number.

272821027403 is a deficient number, since it is larger than the sum of its proper divisors (1).

272821027403 is an equidigital number, since it uses as much as digits as its factorization.

272821027403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75264, while the sum is 38.

The spelling of 272821027403 in words is "two hundred seventy-two billion, eight hundred twenty-one million, twenty-seven thousand, four hundred three".