42873007 has 2 divisors, whose sum is σ = 42873008. Its totient is φ = 42873006.

The previous prime is 42873001. The next prime is 42873011. The reversal of 42873007 is 70037824.

42873007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42873007 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42873007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42873001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21436503 + 21436504.

It is an arithmetic number, because the mean of its divisors is an integer number (21436504).

Almost surely, 2^42873007 is an apocalyptic number.

42873007 is a deficient number, since it is larger than the sum of its proper divisors (1).

42873007 is an equidigital number, since it uses as much as digits as its factorization.

42873007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 42873007 is about 6547.7482388986. The cubic root of 42873007 is about 349.9945767867.

The spelling of 42873007 in words is "forty-two million, eight hundred seventy-three thousand, seven".