11950804345 has 4 divisors (see below), whose sum is σ = 14340965220. Its totient is φ = 9560643472.

The previous prime is 11950804331. The next prime is 11950804391. The reversal of 11950804345 is 54340805911.

11950804345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2004531984 + 9946272361 = 44772^2 + 99731^2 .

It is a cyclic number.

It is not a de Polignac number, because 11950804345 - 2²⁵ = 11917249913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11950804298 and 11950804307.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1195080430 + ... + 1195080439.

It is an arithmetic number, because the mean of its divisors is an integer number (3585241305).

Almost surely, 2^11950804345 is an apocalyptic number.

It is an amenable number.

11950804345 is a deficient number, since it is larger than the sum of its proper divisors (2390160875).

11950804345 is an equidigital number, since it uses as much as digits as its factorization.

11950804345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390160874.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 11950804345 in words is "eleven billion, nine hundred fifty million, eight hundred four thousand, three hundred forty-five".