40363361 has 2 divisors, whose sum is σ = 40363362. Its totient is φ = 40363360.

The previous prime is 40363339. The next prime is 40363363. The reversal of 40363361 is 16336304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34869025 + 5494336 = 5905^2 + 2344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40363361 is a prime.

It is a super-2 number, since 2×40363361² = 3258401822432642, which contains 22 as substring.

Together with 40363363, it forms a pair of twin primes.

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 40363361.

It is not a weakly prime, because it can be changed into another prime (40363363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20181680 + 20181681.

It is an arithmetic number, because the mean of its divisors is an integer number (20181681).

Almost surely, 2^40363361 is an apocalyptic number.

It is an amenable number.

40363361 is a deficient number, since it is larger than the sum of its proper divisors (1).

40363361 is an equidigital number, since it uses as much as digits as its factorization.

40363361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 26.

The square root of 40363361 is about 6353.2165868952. The cubic root of 40363361 is about 343.0276336510.

Adding to 40363361 its reverse (16336304), we get a palindrome (56699665).

The spelling of 40363361 in words is "forty million, three hundred sixty-three thousand, three hundred sixty-one".