1383583 has 2 divisors, whose sum is σ = 1383584. Its totient is φ = 1383582.

The previous prime is 1383553. The next prime is 1383589. The reversal of 1383583 is 3853831.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1383583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1383589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691791 + 691792.

It is an arithmetic number, because the mean of its divisors is an integer number (691792).

2^1383583 is an apocalyptic number.

1383583 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383583 is an equidigital number, since it uses as much as digits as its factorization.

1383583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 1383583 is about 1176.2580499193. The cubic root of 1383583 is about 111.4298995646.

It can be divided in two parts, 138 and 3583, that added together give a square (3721 = 61²).

The spelling of 1383583 in words is "one million, three hundred eighty-three thousand, five hundred eighty-three".