11423682451 has 4 divisors (see below), whose sum is σ = 11423983032. Its totient is φ = 11423381872.

The previous prime is 11423682443. The next prime is 11423682499. The reversal of 11423682451 is 15428632411.

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 11423682451 - 2³ = 11423682443 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 11423682451.

It is not an unprimeable number, because it can be changed into a prime (11423682421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83341 + ... + 172606.

It is an arithmetic number, because the mean of its divisors is an integer number (2855995758).

Almost surely, 2^11423682451 is an apocalyptic number.

11423682451 is a deficient number, since it is larger than the sum of its proper divisors (300581).

11423682451 is an equidigital number, since it uses as much as digits as its factorization.

11423682451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300580.

The product of its digits is 46080, while the sum is 37.

The spelling of 11423682451 in words is "eleven billion, four hundred twenty-three million, six hundred eighty-two thousand, four hundred fifty-one".