40423112304313 has 2 divisors, whose sum is σ = 40423112304314. Its totient is φ = 40423112304312.

The previous prime is 40423112304271. The next prime is 40423112304329. The reversal of 40423112304313 is 31340321132404.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34419377440809 + 6003734863504 = 5866803^2 + 2450252^2 .

It is a cyclic number.

It is not a de Polignac number, because 40423112304313 - 2⁴⁵ = 5238740215481 is a prime.

It is not a weakly prime, because it can be changed into another prime (40423112304713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20211556152156 + 20211556152157.

It is an arithmetic number, because the mean of its divisors is an integer number (20211556152157).

Almost surely, 2^{40423112304313} is an apocalyptic number.

It is an amenable number.

40423112304313 is a deficient number, since it is larger than the sum of its proper divisors (1).

40423112304313 is an equidigital number, since it uses as much as digits as its factorization.

40423112304313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 40423112304313 its reverse (31340321132404), we get a palindrome (71763433436717).

The spelling of 40423112304313 in words is "forty trillion, four hundred twenty-three billion, one hundred twelve million, three hundred four thousand, three hundred thirteen".