1312027 has 2 divisors, whose sum is σ = 1312028. Its totient is φ = 1312026.

The previous prime is 1312019. The next prime is 1312079. The reversal of 1312027 is 7202131.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (7202131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1312027 - 2³ = 1312019 is a prime.

1312027 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1312027.

It is not a weakly prime, because it can be changed into another prime (1372027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656013 + 656014.

It is an arithmetic number, because the mean of its divisors is an integer number (656014).

2^1312027 is an apocalyptic number.

1312027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1312027 is an equidigital number, since it uses as much as digits as its factorization.

1312027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1312027 is about 1145.4374710127. The cubic root of 1312027 is about 109.4748244563.

Adding to 1312027 its reverse (7202131), we get a palindrome (8514158).

The spelling of 1312027 in words is "one million, three hundred twelve thousand, twenty-seven".