42106063 has 2 divisors, whose sum is σ = 42106064. Its totient is φ = 42106062.

The previous prime is 42106061. The next prime is 42106067. The reversal of 42106063 is 36060124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42106063 - 2¹ = 42106061 is a prime.

Together with 42106061, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42106061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21053031 + 21053032.

It is an arithmetic number, because the mean of its divisors is an integer number (21053032).

Almost surely, 2^42106063 is an apocalyptic number.

42106063 is a deficient number, since it is larger than the sum of its proper divisors (1).

42106063 is an equidigital number, since it uses as much as digits as its factorization.

42106063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 42106063 is about 6488.9184769112. The cubic root of 42106063 is about 347.8950199703.

Adding to 42106063 its reverse (36060124), we get a palindrome (78166187).

The spelling of 42106063 in words is "forty-two million, one hundred six thousand, sixty-three".