16021354147 has 2 divisors, whose sum is σ = 16021354148. Its totient is φ = 16021354146.

The previous prime is 16021354117. The next prime is 16021354157. The reversal of 16021354147 is 74145312061.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16021354147 - 2¹⁹ = 16020829859 is a prime.

It is not a weakly prime, because it can be changed into another prime (16021354117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8010677073 + 8010677074.

It is an arithmetic number, because the mean of its divisors is an integer number (8010677074).

Almost surely, 2^16021354147 is an apocalyptic number.

16021354147 is a deficient number, since it is larger than the sum of its proper divisors (1).

16021354147 is an equidigital number, since it uses as much as digits as its factorization.

16021354147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The spelling of 16021354147 in words is "sixteen billion, twenty-one million, three hundred fifty-four thousand, one hundred forty-seven".