1340033 has 2 divisors, whose sum is σ = 1340034. Its totient is φ = 1340032.

The previous prime is 1340021. The next prime is 1340039. The reversal of 1340033 is 3300431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1117249 + 222784 = 1057^2 + 472^2 .

It is a cyclic number.

It is not a de Polignac number, because 1340033 - 2⁶ = 1339969 is a prime.

It is a super-3 number, since 3×1340033³ = 7218845306333447811, which contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1340039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670016 + 670017.

It is an arithmetic number, because the mean of its divisors is an integer number (670017).

2^1340033 is an apocalyptic number.

It is an amenable number.

1340033 is a deficient number, since it is larger than the sum of its proper divisors (1).

1340033 is an equidigital number, since it uses as much as digits as its factorization.

1340033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1340033 is about 1157.5979440203. The cubic root of 1340033 is about 110.2482821533.

Adding to 1340033 its reverse (3300431), we get a palindrome (4640464).

The spelling of 1340033 in words is "one million, three hundred forty thousand, thirty-three".