40015315211 has 2 divisors, whose sum is σ = 40015315212. Its totient is φ = 40015315210.

The previous prime is 40015315201. The next prime is 40015315247. The reversal of 40015315211 is 11251351004.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40015315211 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40015315201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007657605 + 20007657606.

It is an arithmetic number, because the mean of its divisors is an integer number (20007657606).

Almost surely, 2^40015315211 is an apocalyptic number.

40015315211 is a deficient number, since it is larger than the sum of its proper divisors (1).

40015315211 is an equidigital number, since it uses as much as digits as its factorization.

40015315211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 40015315211 its reverse (11251351004), we get a palindrome (51266666215).

The spelling of 40015315211 in words is "forty billion, fifteen million, three hundred fifteen thousand, two hundred eleven".