14315813 has 2 divisors, whose sum is σ = 14315814. Its totient is φ = 14315812.

The previous prime is 14315809. The next prime is 14315839. The reversal of 14315813 is 31851341.

14315813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (14315839) can be obtained adding 14315813 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9012004 + 5303809 = 3002^2 + 2303^2 .

It is a cyclic number.

It is not a de Polignac number, because 14315813 - 2² = 14315809 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14315803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7157906 + 7157907.

It is an arithmetic number, because the mean of its divisors is an integer number (7157907).

Almost surely, 2^14315813 is an apocalyptic number.

It is an amenable number.

14315813 is a deficient number, since it is larger than the sum of its proper divisors (1).

14315813 is an equidigital number, since it uses as much as digits as its factorization.

14315813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 26.

The square root of 14315813 is about 3783.6243206746. The cubic root of 14315813 is about 242.8130395938.

The spelling of 14315813 in words is "fourteen million, three hundred fifteen thousand, eight hundred thirteen".