28120453363 has 2 divisors, whose sum is σ = 28120453364. Its totient is φ = 28120453362.

The previous prime is 28120453351. The next prime is 28120453391. The reversal of 28120453363 is 36335402182.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28120453363 - 2⁵ = 28120453331 is a prime.

It is not a weakly prime, because it can be changed into another prime (28120453303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14060226681 + 14060226682.

It is an arithmetic number, because the mean of its divisors is an integer number (14060226682).

Almost surely, 2^28120453363 is an apocalyptic number.

28120453363 is a deficient number, since it is larger than the sum of its proper divisors (1).

28120453363 is an equidigital number, since it uses as much as digits as its factorization.

28120453363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 28120453363 in words is "twenty-eight billion, one hundred twenty million, four hundred fifty-three thousand, three hundred sixty-three".