11423319995 has 4 divisors (see below), whose sum is σ = 13707984000. Its totient is φ = 9138655992.

The previous prime is 11423319989. The next prime is 11423319997. The reversal of 11423319995 is 59991332411.

11423319995 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, and also an emirpimes, since its reverse is a distinct semiprime: 59991332411 = 113 ⋅530896747.

It is a cyclic number.

It is not a de Polignac number, because 11423319995 - 2⁴ = 11423319979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11423319997) 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 in 3 ways as a sum of consecutive naturals, for example, 1142331995 + ... + 1142332004.

It is an arithmetic number, because the mean of its divisors is an integer number (3426996000).

Almost surely, 2^11423319995 is an apocalyptic number.

11423319995 is a deficient number, since it is larger than the sum of its proper divisors (2284664005).

11423319995 is an equidigital number, since it uses as much as digits as its factorization.

11423319995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284664004.

The product of its digits is 262440, while the sum is 47.

The spelling of 11423319995 in words is "eleven billion, four hundred twenty-three million, three hundred nineteen thousand, nine hundred ninety-five".