12435714409 has 2 divisors, whose sum is σ = 12435714410. Its totient is φ = 12435714408.

The previous prime is 12435714383. The next prime is 12435714427. The reversal of 12435714409 is 90441753421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11322024025 + 1113690384 = 106405^2 + 33372^2 .

It is an emirp because it is prime and its reverse (90441753421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12435714409 - 2¹⁵ = 12435681641 is a prime.

It is not a weakly prime, because it can be changed into another prime (12435714209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6217857204 + 6217857205.

It is an arithmetic number, because the mean of its divisors is an integer number (6217857205).

Almost surely, 2^12435714409 is an apocalyptic number.

It is an amenable number.

12435714409 is a deficient number, since it is larger than the sum of its proper divisors (1).

12435714409 is an equidigital number, since it uses as much as digits as its factorization.

12435714409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 12435714409 in words is "twelve billion, four hundred thirty-five million, seven hundred fourteen thousand, four hundred nine".