1340583 has 16 divisors (see below), whose sum is σ = 1948800. Its totient is φ = 816480.

The previous prime is 1340561. The next prime is 1340587. The reversal of 1340583 is 3850431.

It is not a de Polignac number, because 1340583 - 2⁸ = 1340327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340587) 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 15 ways as a sum of consecutive naturals, for example, 1248 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (121800).

2^1340583 is an apocalyptic number.

1340583 is a deficient number, since it is larger than the sum of its proper divisors (608217).

1340583 is a wasteful number, since it uses less digits than its factorization.

1340583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1340583 is about 1157.8354805412. The cubic root of 1340583 is about 110.2633634389.

The spelling of 1340583 in words is "one million, three hundred forty thousand, five hundred eighty-three".