27999353 has 2 divisors, whose sum is σ = 27999354. Its totient is φ = 27999352.

The previous prime is 27999337. The next prime is 27999371. The reversal of 27999353 is 35399972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27741289 + 258064 = 5267^2 + 508^2 .

It is a cyclic number.

It is not a de Polignac number, because 27999353 - 2⁴ = 27999337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27999298 and 27999307.

It is not a weakly prime, because it can be changed into another prime (27999553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13999676 + 13999677.

It is an arithmetic number, because the mean of its divisors is an integer number (13999677).

Almost surely, 2^27999353 is an apocalyptic number.

It is an amenable number.

27999353 is a deficient number, since it is larger than the sum of its proper divisors (1).

27999353 is an equidigital number, since it uses as much as digits as its factorization.

27999353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 459270, while the sum is 47.

The square root of 27999353 is about 5291.4414860225. The cubic root of 27999353 is about 303.6565582730.

The spelling of 27999353 in words is "twenty-seven million, nine hundred ninety-nine thousand, three hundred fifty-three".