1478880001 has 2 divisors, whose sum is σ = 1478880002. Its totient is φ = 1478880000.

The previous prime is 1478879999. The next prime is 1478880043. The reversal of 1478880001 is 1000888741.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1314425025 + 164454976 = 36255^2 + 12824^2 .

It is a cyclic number.

It is not a de Polignac number, because 1478880001 - 2¹ = 1478879999 is a prime.

Together with 1478879999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1478880061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 739440000 + 739440001.

It is an arithmetic number, because the mean of its divisors is an integer number (739440001).

Almost surely, 2^1478880001 is an apocalyptic number.

It is an amenable number.

1478880001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1478880001 is an equidigital number, since it uses as much as digits as its factorization.

1478880001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 37.

The square root of 1478880001 is about 38456.2088745108. The cubic root of 1478880001 is about 1139.3163031369.

The spelling of 1478880001 in words is "one billion, four hundred seventy-eight million, eight hundred eighty thousand, one".