11404006391 has 2 divisors, whose sum is σ = 11404006392. Its totient is φ = 11404006390.

The previous prime is 11404006379. The next prime is 11404006421. The reversal of 11404006391 is 19360040411.

It is a weak prime.

It is an emirp because it is prime and its reverse (19360040411) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11404006391 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11404002391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702003195 + 5702003196.

It is an arithmetic number, because the mean of its divisors is an integer number (5702003196).

Almost surely, 2^11404006391 is an apocalyptic number.

11404006391 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404006391 is an equidigital number, since it uses as much as digits as its factorization.

11404006391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 11404006391 in words is "eleven billion, four hundred four million, six thousand, three hundred ninety-one".