12259124089 has 2 divisors, whose sum is σ = 12259124090. Its totient is φ = 12259124088.

The previous prime is 12259124051. The next prime is 12259124221. The reversal of 12259124089 is 98042195221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11507925625 + 751198464 = 107275^2 + 27408^2 .

It is a cyclic number.

It is not a de Polignac number, because 12259124089 - 2¹¹ = 12259122041 is a prime.

It is a super-2 number, since 2×12259124089² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12259124029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6129562044 + 6129562045.

It is an arithmetic number, because the mean of its divisors is an integer number (6129562045).

Almost surely, 2^12259124089 is an apocalyptic number.

It is an amenable number.

12259124089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12259124089 is an equidigital number, since it uses as much as digits as its factorization.

12259124089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 12259124089 in words is "twelve billion, two hundred fifty-nine million, one hundred twenty-four thousand, eighty-nine".