12016913089 has 2 divisors, whose sum is σ = 12016913090. Its totient is φ = 12016913088.

The previous prime is 12016913057. The next prime is 12016913113. The reversal of 12016913089 is 98031961021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7676738689 + 4340174400 = 87617^2 + 65880^2 .

It is a cyclic number.

It is not a de Polignac number, because 12016913089 - 2⁵ = 12016913057 is a prime.

It is not a weakly prime, because it can be changed into another prime (12016913009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6008456544 + 6008456545.

It is an arithmetic number, because the mean of its divisors is an integer number (6008456545).

Almost surely, 2^12016913089 is an apocalyptic number.

It is an amenable number.

12016913089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12016913089 is an equidigital number, since it uses as much as digits as its factorization.

12016913089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 40.

The spelling of 12016913089 in words is "twelve billion, sixteen million, nine hundred thirteen thousand, eighty-nine".