16534453241 has 2 divisors, whose sum is σ = 16534453242. Its totient is φ = 16534453240.

The previous prime is 16534453237. The next prime is 16534453303. The reversal of 16534453241 is 14235443561.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9728863225 + 6805590016 = 98635^2 + 82496^2 .

It is a cyclic number.

It is not a de Polignac number, because 16534453241 - 2² = 16534453237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16534453195 and 16534453204.

It is not a weakly prime, because it can be changed into another prime (16534453841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8267226620 + 8267226621.

It is an arithmetic number, because the mean of its divisors is an integer number (8267226621).

Almost surely, 2^16534453241 is an apocalyptic number.

It is an amenable number.

16534453241 is a deficient number, since it is larger than the sum of its proper divisors (1).

16534453241 is an equidigital number, since it uses as much as digits as its factorization.

16534453241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 38.

The spelling of 16534453241 in words is "sixteen billion, five hundred thirty-four million, four hundred fifty-three thousand, two hundred forty-one".