40311131303 has 2 divisors, whose sum is σ = 40311131304. Its totient is φ = 40311131302.

The previous prime is 40311131297. The next prime is 40311131327. The reversal of 40311131303 is 30313111304.

40311131303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40311131303 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40311131363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20155565651 + 20155565652.

It is an arithmetic number, because the mean of its divisors is an integer number (20155565652).

Almost surely, 2^40311131303 is an apocalyptic number.

40311131303 is a deficient number, since it is larger than the sum of its proper divisors (1).

40311131303 is an equidigital number, since it uses as much as digits as its factorization.

40311131303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 40311131303 its reverse (30313111304), we get a palindrome (70624242607).

The spelling of 40311131303 in words is "forty billion, three hundred eleven million, one hundred thirty-one thousand, three hundred three".