11946055123 has 4 divisors (see below), whose sum is σ = 12465448848. Its totient is φ = 11426661400.

The previous prime is 11946055103. The next prime is 11946055129. The reversal of 11946055123 is 32155064911.

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 11946055123 - 2⁹ = 11946054611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11946055129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259696828 + ... + 259696873.

It is an arithmetic number, because the mean of its divisors is an integer number (3116362212).

Almost surely, 2^11946055123 is an apocalyptic number.

11946055123 is a deficient number, since it is larger than the sum of its proper divisors (519393725).

11946055123 is an equidigital number, since it uses as much as digits as its factorization.

11946055123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519393724.

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 11946055123 in words is "eleven billion, nine hundred forty-six million, fifty-five thousand, one hundred twenty-three".