1396911 has 12 divisors (see below), whose sum is σ = 1915976. Its totient is φ = 905280.

The previous prime is 1396909. The next prime is 1396939. The reversal of 1396911 is 1196931.

It is not a de Polignac number, because 1396911 - 2¹ = 1396909 is a prime.

It is a Duffinian number.

1396911 is a lucky number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396991) 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 11 ways as a sum of consecutive naturals, for example, 4905 + ... + 5181.

2^1396911 is an apocalyptic number.

1396911 is a deficient number, since it is larger than the sum of its proper divisors (519065).

1396911 is an equidigital number, since it uses as much as digits as its factorization.

1396911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 321 counting only the distinct ones).

The product of its digits is 1458, while the sum is 30.

The square root of 1396911 is about 1181.9098950428. The cubic root of 1396911 is about 111.7865567130.

The spelling of 1396911 in words is "one million, three hundred ninety-six thousand, nine hundred eleven".