1327026427 has 2 divisors, whose sum is σ = 1327026428. Its totient is φ = 1327026426.

The previous prime is 1327026383. The next prime is 1327026479. The reversal of 1327026427 is 7246207231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1327026427 - 2¹⁹ = 1326502139 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1327026392 and 1327026401.

It is not a weakly prime, because it can be changed into another prime (1327026487) 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, 663513213 + 663513214.

It is an arithmetic number, because the mean of its divisors is an integer number (663513214).

Almost surely, 2^1327026427 is an apocalyptic number.

1327026427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327026427 is an equidigital number, since it uses as much as digits as its factorization.

1327026427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 1327026427 is about 36428.3739274758. The cubic root of 1327026427 is about 1098.9042606579.

It can be divided in two parts, 132702 and 6427, that added together give a square (139129 = 373²).

The spelling of 1327026427 in words is "one billion, three hundred twenty-seven million, twenty-six thousand, four hundred twenty-seven".