14506613813 has 2 divisors, whose sum is σ = 14506613814. Its totient is φ = 14506613812.

The previous prime is 14506613783. The next prime is 14506613839. The reversal of 14506613813 is 31831660541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12405949924 + 2100663889 = 111382^2 + 45833^2 .

It is an emirp because it is prime and its reverse (31831660541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14506613813 - 2¹⁰ = 14506612789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14506615813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7253306906 + 7253306907.

It is an arithmetic number, because the mean of its divisors is an integer number (7253306907).

Almost surely, 2^14506613813 is an apocalyptic number.

It is an amenable number.

14506613813 is a deficient number, since it is larger than the sum of its proper divisors (1).

14506613813 is an equidigital number, since it uses as much as digits as its factorization.

14506613813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 14506613813 in words is "fourteen billion, five hundred six million, six hundred thirteen thousand, eight hundred thirteen".