40563101 has 2 divisors, whose sum is σ = 40563102. Its totient is φ = 40563100.

The previous prime is 40563079. The next prime is 40563163. The reversal of 40563101 is 10136504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38316100 + 2247001 = 6190^2 + 1499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40563101 is a prime.

It is a super-3 number, since 3×40563101³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40563181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20281550 + 20281551.

It is an arithmetic number, because the mean of its divisors is an integer number (20281551).

Almost surely, 2^40563101 is an apocalyptic number.

It is an amenable number.

40563101 is a deficient number, since it is larger than the sum of its proper divisors (1).

40563101 is an equidigital number, since it uses as much as digits as its factorization.

40563101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 40563101 is about 6368.9167838809. The cubic root of 40563101 is about 343.5925323508.

Adding to 40563101 its reverse (10136504), we get a palindrome (50699605).

The spelling of 40563101 in words is "forty million, five hundred sixty-three thousand, one hundred one".