1394011 has 4 divisors (see below), whose sum is σ = 1467400. Its totient is φ = 1320624.

The previous prime is 1394009. The next prime is 1394021. The reversal of 1394011 is 1104931.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1104931 = 37 ⋅29863.

It is a cyclic number.

It is not a de Polignac number, because 1394011 - 2¹ = 1394009 is a prime.

It is a super-3 number, since 3×1394011³ = 8126805333882069993, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 73369 = 1394011 / (1 + 3 + 9 + 4 + 0 + 1 + 1).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1394011.

It is not an unprimeable number, because it can be changed into a prime (1394021) 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, 36666 + ... + 36703.

It is an arithmetic number, because the mean of its divisors is an integer number (366850).

2^1394011 is an apocalyptic number.

1394011 is a deficient number, since it is larger than the sum of its proper divisors (73389).

1394011 is an equidigital number, since it uses as much as digits as its factorization.

1394011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73388.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1394011 is about 1180.6824297837. The cubic root of 1394011 is about 111.7091464824.

Adding to 1394011 its reverse (1104931), we get a palindrome (2498942).

The spelling of 1394011 in words is "one million, three hundred ninety-four thousand, eleven".