1396109 has 12 divisors (see below), whose sum is σ = 1651392. Its totient is φ = 1170000.

The previous prime is 1396103. The next prime is 1396127. The reversal of 1396109 is 9016931.

1396109 = T₆₂ + T₆₃ + ... + T₂₀₄.

It is not a de Polignac number, because 1396109 - 2⁴ = 1396093 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396103) 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, 1484 + ... + 2234.

It is an arithmetic number, because the mean of its divisors is an integer number (137616).

2^1396109 is an apocalyptic number.

It is an amenable number.

1396109 is a deficient number, since it is larger than the sum of its proper divisors (255283).

1396109 is a wasteful number, since it uses less digits than its factorization.

1396109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 1396109 is about 1181.5705649685. The cubic root of 1396109 is about 111.7651595061.

The spelling of 1396109 in words is "one million, three hundred ninety-six thousand, one hundred nine".