40232430313 has 2 divisors, whose sum is σ = 40232430314. Its totient is φ = 40232430312.

The previous prime is 40232430311. The next prime is 40232430361. The reversal of 40232430313 is 31303423204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38238629209 + 1993801104 = 195547^2 + 44652^2 .

It is a cyclic number.

It is not a de Polignac number, because 40232430313 - 2¹ = 40232430311 is a prime.

Together with 40232430311, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40232430311) 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, 20116215156 + 20116215157.

It is an arithmetic number, because the mean of its divisors is an integer number (20116215157).

Almost surely, 2^40232430313 is an apocalyptic number.

It is an amenable number.

40232430313 is a deficient number, since it is larger than the sum of its proper divisors (1).

40232430313 is an equidigital number, since it uses as much as digits as its factorization.

40232430313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 40232430313 its reverse (31303423204), we get a palindrome (71535853517).

The spelling of 40232430313 in words is "forty billion, two hundred thirty-two million, four hundred thirty thousand, three hundred thirteen".