11400046451 has 2 divisors, whose sum is σ = 11400046452. Its totient is φ = 11400046450.

The previous prime is 11400046369. The next prime is 11400046453. The reversal of 11400046451 is 15464000411.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11400046451 is a prime.

It is a super-2 number, since 2×11400046451² (a number of 21 digits) contains 22 as substring.

Together with 11400046453, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11400046451.

It is not a weakly prime, because it can be changed into another prime (11400046453) 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 as a sum of consecutive naturals, namely, 5700023225 + 5700023226.

It is an arithmetic number, because the mean of its divisors is an integer number (5700023226).

Almost surely, 2^11400046451 is an apocalyptic number.

11400046451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11400046451 is an equidigital number, since it uses as much as digits as its factorization.

11400046451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11400046451 its reverse (15464000411), we get a palindrome (26864046862).

The spelling of 11400046451 in words is "eleven billion, four hundred million, forty-six thousand, four hundred fifty-one".