42853799 has 2 divisors, whose sum is σ = 42853800. Its totient is φ = 42853798.

The previous prime is 42853777. The next prime is 42853817. The reversal of 42853799 is 99735824.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42853799 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 (42853729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21426899 + 21426900.

It is an arithmetic number, because the mean of its divisors is an integer number (21426900).

Almost surely, 2^42853799 is an apocalyptic number.

42853799 is a deficient number, since it is larger than the sum of its proper divisors (1).

42853799 is an equidigital number, since it uses as much as digits as its factorization.

42853799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 47.

The square root of 42853799 is about 6546.2813107901. The cubic root of 42853799 is about 349.9423006926.

The spelling of 42853799 in words is "forty-two million, eight hundred fifty-three thousand, seven hundred ninety-nine".