54238199 has 2 divisors, whose sum is σ = 54238200. Its totient is φ = 54238198.

The previous prime is 54238159. The next prime is 54238231. The reversal of 54238199 is 99183245.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54238199 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54238139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27119099 + 27119100.

It is an arithmetic number, because the mean of its divisors is an integer number (27119100).

Almost surely, 2^54238199 is an apocalyptic number.

54238199 is a deficient number, since it is larger than the sum of its proper divisors (1).

54238199 is an equidigital number, since it uses as much as digits as its factorization.

54238199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 77760, while the sum is 41.

The square root of 54238199 is about 7364.6587836776. The cubic root of 54238199 is about 378.5312626324.

The spelling of 54238199 in words is "fifty-four million, two hundred thirty-eight thousand, one hundred ninety-nine".