40615241 has 2 divisors, whose sum is σ = 40615242. Its totient is φ = 40615240.

The previous prime is 40615219. The next prime is 40615247. The reversal of 40615241 is 14251604.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40589641 + 25600 = 6371^2 + 160^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40615241 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40615247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20307620 + 20307621.

It is an arithmetic number, because the mean of its divisors is an integer number (20307621).

Almost surely, 2^40615241 is an apocalyptic number.

It is an amenable number.

40615241 is a deficient number, since it is larger than the sum of its proper divisors (1).

40615241 is an equidigital number, since it uses as much as digits as its factorization.

40615241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 40615241 is about 6373.0087870644. The cubic root of 40615241 is about 343.7396878008.

Adding to 40615241 its reverse (14251604), we get a palindrome (54866845).

The spelling of 40615241 in words is "forty million, six hundred fifteen thousand, two hundred forty-one".