1116436379 has 2 divisors, whose sum is σ = 1116436380. Its totient is φ = 1116436378.

The previous prime is 1116436357. The next prime is 1116436421. The reversal of 1116436379 is 9736346111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116436379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1116436309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558218189 + 558218190.

It is an arithmetic number, because the mean of its divisors is an integer number (558218190).

Almost surely, 2^1116436379 is an apocalyptic number.

1116436379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1116436379 is an equidigital number, since it uses as much as digits as its factorization.

1116436379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 81648, while the sum is 41.

The square root of 1116436379 is about 33413.1168704747. The cubic root of 1116436379 is about 1037.3962167247.

The spelling of 1116436379 in words is "one billion, one hundred sixteen million, four hundred thirty-six thousand, three hundred seventy-nine".