40006063 has 2 divisors, whose sum is σ = 40006064. Its totient is φ = 40006062.

The previous prime is 40006061. The next prime is 40006067. The reversal of 40006063 is 36060004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40006063 - 2¹ = 40006061 is a prime.

Together with 40006061, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 40006063.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40006061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20003031 + 20003032.

It is an arithmetic number, because the mean of its divisors is an integer number (20003032).

Almost surely, 2^40006063 is an apocalyptic number.

40006063 is a deficient number, since it is larger than the sum of its proper divisors (1).

40006063 is an equidigital number, since it uses as much as digits as its factorization.

40006063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 40006063 is about 6325.0346244112. The cubic root of 40006063 is about 342.0124677693.

Adding to 40006063 its reverse (36060004), we get a palindrome (76066067).

The spelling of 40006063 in words is "forty million, six thousand, sixty-three".