11630779379 has 4 divisors (see below), whose sum is σ = 11707804560. Its totient is φ = 11553754200.

The previous prime is 11630779373. The next prime is 11630779387. The reversal of 11630779379 is 97397703611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11630779379 - 2¹² = 11630775283 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11630779379.

It is not an unprimeable number, because it can be changed into a prime (11630779373) 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 in 3 ways as a sum of consecutive naturals, for example, 38512364 + ... + 38512665.

It is an arithmetic number, because the mean of its divisors is an integer number (2926951140).

Almost surely, 2^11630779379 is an apocalyptic number.

11630779379 is a deficient number, since it is larger than the sum of its proper divisors (77025181).

11630779379 is an equidigital number, since it uses as much as digits as its factorization.

11630779379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77025180.

The product of its (nonzero) digits is 1500282, while the sum is 53.

The spelling of 11630779379 in words is "eleven billion, six hundred thirty million, seven hundred seventy-nine thousand, three hundred seventy-nine".