253005799 has 2 divisors, whose sum is σ = 253005800. Its totient is φ = 253005798.

The previous prime is 253005791. The next prime is 253005821. The reversal of 253005799 is 997500352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253005799 - 2³ = 253005791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253005791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126502899 + 126502900.

It is an arithmetic number, because the mean of its divisors is an integer number (126502900).

Almost surely, 2^253005799 is an apocalyptic number.

253005799 is a deficient number, since it is larger than the sum of its proper divisors (1).

253005799 is an equidigital number, since it uses as much as digits as its factorization.

253005799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 85050, while the sum is 40.

The square root of 253005799 is about 15906.1560095455. The cubic root of 253005799 is about 632.4751865783.

The spelling of 253005799 in words is "two hundred fifty-three million, five thousand, seven hundred ninety-nine".