1383433 has 2 divisors, whose sum is σ = 1383434. Its totient is φ = 1383432.

The previous prime is 1383401. The next prime is 1383449. The reversal of 1383433 is 3343831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1192464 + 190969 = 1092^2 + 437^2 .

It is an emirp because it is prime and its reverse (3343831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1383433 - 2⁵ = 1383401 is a prime.

1383433 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1383398 and 1383407.

It is not a weakly prime, because it can be changed into another prime (1383493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691716 + 691717.

It is an arithmetic number, because the mean of its divisors is an integer number (691717).

2^1383433 is an apocalyptic number.

It is an amenable number.

1383433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383433 is an equidigital number, since it uses as much as digits as its factorization.

1383433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 25.

The square root of 1383433 is about 1176.1942866721. The cubic root of 1383433 is about 111.4258725592.

The spelling of 1383433 in words is "one million, three hundred eighty-three thousand, four hundred thirty-three".