1397027 has 8 divisors (see below), whose sum is σ = 1458864. Its totient is φ = 1336608.

The previous prime is 1397023. The next prime is 1397029. The reversal of 1397027 is 7207931.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1397027 - 2² = 1397023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1397021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1973 + ... + 2585.

It is an arithmetic number, because the mean of its divisors is an integer number (182358).

2^1397027 is an apocalyptic number.

1397027 is a deficient number, since it is larger than the sum of its proper divisors (61837).

1397027 is an equidigital number, since it uses as much as digits as its factorization.

1397027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 1397027 is about 1181.9589671389. The cubic root of 1397027 is about 111.7896508929.

The spelling of 1397027 in words is "one million, three hundred ninety-seven thousand, twenty-seven".