11404043279 has 2 divisors, whose sum is σ = 11404043280. Its totient is φ = 11404043278.

The previous prime is 11404043243. The next prime is 11404043311. The reversal of 11404043279 is 97234040411.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (97234040411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11404043279 - 2¹² = 11404039183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11404043579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5702021639 + 5702021640.

It is an arithmetic number, because the mean of its divisors is an integer number (5702021640).

Almost surely, 2^11404043279 is an apocalyptic number.

11404043279 is a deficient number, since it is larger than the sum of its proper divisors (1).

11404043279 is an equidigital number, since it uses as much as digits as its factorization.

11404043279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 11404043279 in words is "eleven billion, four hundred four million, forty-three thousand, two hundred seventy-nine".