1478227999 has 2 divisors, whose sum is σ = 1478228000. Its totient is φ = 1478227998.

The previous prime is 1478227943. The next prime is 1478228039. The reversal of 1478227999 is 9997228741.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1478227999 - 2¹⁷ = 1478096927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1478227909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739113999 + 739114000.

It is an arithmetic number, because the mean of its divisors is an integer number (739114000).

Almost surely, 2^1478227999 is an apocalyptic number.

1478227999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478227999 is an equidigital number, since it uses as much as digits as its factorization.

1478227999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4572288, while the sum is 58.

The square root of 1478227999 is about 38447.7307392777. The cubic root of 1478227999 is about 1139.1488463000.

The spelling of 1478227999 in words is "one billion, four hundred seventy-eight million, two hundred twenty-seven thousand, nine hundred ninety-nine".