19714228147 has 2 divisors, whose sum is σ = 19714228148. Its totient is φ = 19714228146.

The previous prime is 19714228129. The next prime is 19714228231. The reversal of 19714228147 is 74182241791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19714228147 - 2⁷ = 19714228019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19714228097 and 19714228106.

It is not a weakly prime, because it can be changed into another prime (19714228847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9857114073 + 9857114074.

It is an arithmetic number, because the mean of its divisors is an integer number (9857114074).

Almost surely, 2^19714228147 is an apocalyptic number.

19714228147 is a deficient number, since it is larger than the sum of its proper divisors (1).

19714228147 is an equidigital number, since it uses as much as digits as its factorization.

19714228147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225792, while the sum is 46.

The spelling of 19714228147 in words is "nineteen billion, seven hundred fourteen million, two hundred twenty-eight thousand, one hundred forty-seven".