12790409407 has 2 divisors, whose sum is σ = 12790409408. Its totient is φ = 12790409406.

The previous prime is 12790409393. The next prime is 12790409441. The reversal of 12790409407 is 70490409721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12790409407 - 2¹¹ = 12790407359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12790409507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6395204703 + 6395204704.

It is an arithmetic number, because the mean of its divisors is an integer number (6395204704).

Almost surely, 2^12790409407 is an apocalyptic number.

12790409407 is a deficient number, since it is larger than the sum of its proper divisors (1).

12790409407 is an equidigital number, since it uses as much as digits as its factorization.

12790409407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127008, while the sum is 43.

The spelling of 12790409407 in words is "twelve billion, seven hundred ninety million, four hundred nine thousand, four hundred seven".