11409840007 has 2 divisors, whose sum is σ = 11409840008. Its totient is φ = 11409840006.

The previous prime is 11409839993. The next prime is 11409840073. The reversal of 11409840007 is 70004890411.

It is a weak prime.

It is an emirp because it is prime and its reverse (70004890411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11409840007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11409880007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5704920003 + 5704920004.

It is an arithmetic number, because the mean of its divisors is an integer number (5704920004).

Almost surely, 2^11409840007 is an apocalyptic number.

11409840007 is a deficient number, since it is larger than the sum of its proper divisors (1).

11409840007 is an equidigital number, since it uses as much as digits as its factorization.

11409840007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 11409840007 in words is "eleven billion, four hundred nine million, eight hundred forty thousand, seven".