227147005999 has 2 divisors, whose sum is σ = 227147006000. Its totient is φ = 227147005998.

The previous prime is 227147005993. The next prime is 227147006011. The reversal of 227147005999 is 999500741722.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 227147005999 - 2⁹ = 227147005487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227147005993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113573502999 + 113573503000.

It is an arithmetic number, because the mean of its divisors is an integer number (113573503000).

Almost surely, 2^227147005999 is an apocalyptic number.

227147005999 is a deficient number, since it is larger than the sum of its proper divisors (1).

227147005999 is an equidigital number, since it uses as much as digits as its factorization.

227147005999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 55.

The spelling of 227147005999 in words is "two hundred twenty-seven billion, one hundred forty-seven million, five thousand, nine hundred ninety-nine".