310320040423 has 2 divisors, whose sum is σ = 310320040424. Its totient is φ = 310320040422.

The previous prime is 310320040409. The next prime is 310320040439. The reversal of 310320040423 is 324040023013.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-310320040423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 310320040394 and 310320040403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (310320040523) 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, 155160020211 + 155160020212.

It is an arithmetic number, because the mean of its divisors is an integer number (155160020212).

Almost surely, 2^310320040423 is an apocalyptic number.

310320040423 is a deficient number, since it is larger than the sum of its proper divisors (1).

310320040423 is an equidigital number, since it uses as much as digits as its factorization.

310320040423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 310320040423 its reverse (324040023013), we get a palindrome (634360063436).

The spelling of 310320040423 in words is "three hundred ten billion, three hundred twenty million, forty thousand, four hundred twenty-three".