42163403 has 2 divisors, whose sum is σ = 42163404. Its totient is φ = 42163402.

The previous prime is 42163397. The next prime is 42163409. The reversal of 42163403 is 30436124.

It is a happy number.

42163403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (42163397) and next prime (42163409).

It is a cyclic number.

It is not a de Polignac number, because 42163403 - 2⁶ = 42163339 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42163409) 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, 21081701 + 21081702.

It is an arithmetic number, because the mean of its divisors is an integer number (21081702).

Almost surely, 2^42163403 is an apocalyptic number.

42163403 is a deficient number, since it is larger than the sum of its proper divisors (1).

42163403 is an equidigital number, since it uses as much as digits as its factorization.

42163403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 42163403 is about 6493.3352754959. The cubic root of 42163403 is about 348.0528693841.

Adding to 42163403 its reverse (30436124), we get a palindrome (72599527).

The spelling of 42163403 in words is "forty-two million, one hundred sixty-three thousand, four hundred three".