42802043 has 2 divisors, whose sum is σ = 42802044. Its totient is φ = 42802042.

The previous prime is 42801977. The next prime is 42802049. The reversal of 42802043 is 34020824.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42802043 - 2¹² = 42797947 is a prime.

It is not a weakly prime, because it can be changed into another prime (42802049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21401021 + 21401022.

It is an arithmetic number, because the mean of its divisors is an integer number (21401022).

Almost surely, 2^42802043 is an apocalyptic number.

42802043 is a deficient number, since it is larger than the sum of its proper divisors (1).

42802043 is an equidigital number, since it uses as much as digits as its factorization.

42802043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 42802043 is about 6542.3270324862. The cubic root of 42802043 is about 349.8013648411.

Adding to 42802043 its reverse (34020824), we get a palindrome (76822867).

The spelling of 42802043 in words is "forty-two million, eight hundred two thousand, forty-three".