13554747329 has 2 divisors, whose sum is σ = 13554747330. Its totient is φ = 13554747328.

The previous prime is 13554747301. The next prime is 13554747373. The reversal of 13554747329 is 92374745531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12947026225 + 607721104 = 113785^2 + 24652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13554747329 is a prime.

It is not a weakly prime, because it can be changed into another prime (13554743329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6777373664 + 6777373665.

It is an arithmetic number, because the mean of its divisors is an integer number (6777373665).

Almost surely, 2^13554747329 is an apocalyptic number.

It is an amenable number.

13554747329 is a deficient number, since it is larger than the sum of its proper divisors (1).

13554747329 is an equidigital number, since it uses as much as digits as its factorization.

13554747329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3175200, while the sum is 50.

The spelling of 13554747329 in words is "thirteen billion, five hundred fifty-four million, seven hundred forty-seven thousand, three hundred twenty-nine".