1340027 has 4 divisors (see below), whose sum is σ = 1443120. Its totient is φ = 1236936.

The previous prime is 1340021. The next prime is 1340033. The reversal of 1340027 is 7200431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1340021) and next prime (1340033).

It is a cyclic number.

It is not a de Polignac number, because 1340027 - 2⁴ = 1340011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1339987 and 1340014.

It is not an unprimeable number, because it can be changed into a prime (1340021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51527 + ... + 51552.

It is an arithmetic number, because the mean of its divisors is an integer number (360780).

2^1340027 is an apocalyptic number.

1340027 is a deficient number, since it is larger than the sum of its proper divisors (103093).

1340027 is a wasteful number, since it uses less digits than its factorization.

1340027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103092.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 1340027 is about 1157.5953524440. The cubic root of 1340027 is about 110.2481176075.

Adding to 1340027 its reverse (7200431), we get a palindrome (8540458).

The spelling of 1340027 in words is "one million, three hundred forty thousand, twenty-seven".