12354024509 has 2 divisors, whose sum is σ = 12354024510. Its totient is φ = 12354024508.

The previous prime is 12354024497. The next prime is 12354024517. The reversal of 12354024509 is 90542045321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9380503609 + 2973520900 = 96853^2 + 54530^2 .

It is a cyclic number.

It is not a de Polignac number, because 12354024509 - 2²⁰ = 12352975933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12354024209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6177012254 + 6177012255.

It is an arithmetic number, because the mean of its divisors is an integer number (6177012255).

Almost surely, 2^12354024509 is an apocalyptic number.

It is an amenable number.

12354024509 is a deficient number, since it is larger than the sum of its proper divisors (1).

12354024509 is an equidigital number, since it uses as much as digits as its factorization.

12354024509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 12354024509 in words is "twelve billion, three hundred fifty-four million, twenty-four thousand, five hundred nine".