1433338139 has 2 divisors, whose sum is σ = 1433338140. Its totient is φ = 1433338138.

The previous prime is 1433338133. The next prime is 1433338141. The reversal of 1433338139 is 9318333341.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9318333341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1433338139 - 2²⁰ = 1432289563 is a prime.

Together with 1433338141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1433338133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 716669069 + 716669070.

It is an arithmetic number, because the mean of its divisors is an integer number (716669070).

Almost surely, 2^1433338139 is an apocalyptic number.

1433338139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1433338139 is an equidigital number, since it uses as much as digits as its factorization.

1433338139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 38.

The square root of 1433338139 is about 37859.4524392522. The cubic root of 1433338139 is about 1127.4991392038.

The spelling of 1433338139 in words is "one billion, four hundred thirty-three million, three hundred thirty-eight thousand, one hundred thirty-nine".