1394347 has 4 divisors (see below), whose sum is σ = 1418040. Its totient is φ = 1370656.

The previous prime is 1394321. The next prime is 1394359. The reversal of 1394347 is 7434931.

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

It is a cyclic number.

It is not a de Polignac number, because 1394347 - 2¹⁹ = 870059 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

1394347 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1394047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11758 + ... + 11875.

It is an arithmetic number, because the mean of its divisors is an integer number (354510).

2^1394347 is an apocalyptic number.

1394347 is a deficient number, since it is larger than the sum of its proper divisors (23693).

1394347 is an equidigital number, since it uses as much as digits as its factorization.

1394347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23692.

The product of its digits is 9072, while the sum is 31.

The square root of 1394347 is about 1180.8247118010. The cubic root of 1394347 is about 111.7181208875.

The spelling of 1394347 in words is "one million, three hundred ninety-four thousand, three hundred forty-seven".