11442379811 has 2 divisors, whose sum is σ = 11442379812. Its totient is φ = 11442379810.

The previous prime is 11442379799. The next prime is 11442379831. The reversal of 11442379811 is 11897324411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11442379811 - 2²⁶ = 11375270947 is a prime.

It is not a weakly prime, because it can be changed into another prime (11442379831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5721189905 + 5721189906.

It is an arithmetic number, because the mean of its divisors is an integer number (5721189906).

Almost surely, 2^11442379811 is an apocalyptic number.

11442379811 is a deficient number, since it is larger than the sum of its proper divisors (1).

11442379811 is an equidigital number, since it uses as much as digits as its factorization.

11442379811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 41.

The spelling of 11442379811 in words is "eleven billion, four hundred forty-two million, three hundred seventy-nine thousand, eight hundred eleven".