1138433 has 2 divisors, whose sum is σ = 1138434. Its totient is φ = 1138432.

The previous prime is 1138429. The next prime is 1138441. The reversal of 1138433 is 3348311.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1129969 + 8464 = 1063^2 + 92^2 .

It is a cyclic number.

It is not a de Polignac number, because 1138433 - 2² = 1138429 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1138399 and 1138408.

It is not a weakly prime, because it can be changed into another prime (1138483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569216 + 569217.

It is an arithmetic number, because the mean of its divisors is an integer number (569217).

2^1138433 is an apocalyptic number.

It is an amenable number.

1138433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138433 is an equidigital number, since it uses as much as digits as its factorization.

1138433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 864, while the sum is 23.

The square root of 1138433 is about 1066.9737578779. The cubic root of 1138433 is about 104.4165064939.

The spelling of 1138433 in words is "one million, one hundred thirty-eight thousand, four hundred thirty-three".