4523113455209 has 2 divisors, whose sum is σ = 4523113455210. Its totient is φ = 4523113455208.

The previous prime is 4523113455197. The next prime is 4523113455349. The reversal of 4523113455209 is 9025543113254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4434709515625 + 88403939584 = 2105875^2 + 297328^2 .

It is a cyclic number.

It is not a de Polignac number, because 4523113455209 - 2²⁴ = 4523096677993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4523113455209.

It is not a weakly prime, because it can be changed into another prime (4523113458209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2261556727604 + 2261556727605.

It is an arithmetic number, because the mean of its divisors is an integer number (2261556727605).

Almost surely, 2^{4523113455209} is an apocalyptic number.

It is an amenable number.

4523113455209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4523113455209 is an equidigital number, since it uses as much as digits as its factorization.

4523113455209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 4523113455209 in words is "four trillion, five hundred twenty-three billion, one hundred thirteen million, four hundred fifty-five thousand, two hundred nine".