1338136333 has 2 divisors, whose sum is σ = 1338136334. Its totient is φ = 1338136332.

The previous prime is 1338136223. The next prime is 1338136363. The reversal of 1338136333 is 3336318331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1324013769 + 14122564 = 36387^2 + 3758^2 .

It is a cyclic number.

It is not a de Polignac number, because 1338136333 - 2²¹ = 1336039181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1338136363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 669068166 + 669068167.

It is an arithmetic number, because the mean of its divisors is an integer number (669068167).

Almost surely, 2^1338136333 is an apocalyptic number.

It is an amenable number.

1338136333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1338136333 is an equidigital number, since it uses as much as digits as its factorization.

1338136333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 34.

The square root of 1338136333 is about 36580.5458269830. The cubic root of 1338136333 is about 1101.9624288494.

The spelling of 1338136333 in words is "one billion, three hundred thirty-eight million, one hundred thirty-six thousand, three hundred thirty-three".