38133299 has 2 divisors, whose sum is σ = 38133300. Its totient is φ = 38133298.

The previous prime is 38133283. The next prime is 38133301. The reversal of 38133299 is 99233183.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38133299 - 2⁴ = 38133283 is a prime.

It is a Sophie Germain prime.

Together with 38133301, 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 (38133269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19066649 + 19066650.

It is an arithmetic number, because the mean of its divisors is an integer number (19066650).

Almost surely, 2^38133299 is an apocalyptic number.

38133299 is a deficient number, since it is larger than the sum of its proper divisors (1).

38133299 is an equidigital number, since it uses as much as digits as its factorization.

38133299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 38.

The square root of 38133299 is about 6175.2165144228. The cubic root of 38133299 is about 336.5901941570.

The spelling of 38133299 in words is "thirty-eight million, one hundred thirty-three thousand, two hundred ninety-nine".