13515323453323 has 2 divisors, whose sum is σ = 13515323453324. Its totient is φ = 13515323453322.

The previous prime is 13515323453279. The next prime is 13515323453351. The reversal of 13515323453323 is 32335432351531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13515323453323 - 2¹⁷ = 13515323322251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13515323453323.

It is not a weakly prime, because it can be changed into another prime (13515323453363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6757661726661 + 6757661726662.

It is an arithmetic number, because the mean of its divisors is an integer number (6757661726662).

Almost surely, 2^{13515323453323} is an apocalyptic number.

13515323453323 is a deficient number, since it is larger than the sum of its proper divisors (1).

13515323453323 is an equidigital number, since it uses as much as digits as its factorization.

13515323453323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458000, while the sum is 43.

The spelling of 13515323453323 in words is "thirteen trillion, five hundred fifteen billion, three hundred twenty-three million, four hundred fifty-three thousand, three hundred twenty-three".