40313262343 has 2 divisors, whose sum is σ = 40313262344. Its totient is φ = 40313262342.

The previous prime is 40313262313. The next prime is 40313262349. The reversal of 40313262343 is 34326231304.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40313262343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40313262349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20156631171 + 20156631172.

It is an arithmetic number, because the mean of its divisors is an integer number (20156631172).

Almost surely, 2^40313262343 is an apocalyptic number.

40313262343 is a deficient number, since it is larger than the sum of its proper divisors (1).

40313262343 is an equidigital number, since it uses as much as digits as its factorization.

40313262343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 40313262343 its reverse (34326231304), we get a palindrome (74639493647).

The spelling of 40313262343 in words is "forty billion, three hundred thirteen million, two hundred sixty-two thousand, three hundred forty-three".