11143450425 has 24 divisors (see below), whose sum is σ = 18456174880. Its totient is φ = 5932742400.

The previous prime is 11143450397. The next prime is 11143450441. The reversal of 11143450425 is 52405434111.

11143450425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11143450425 - 2⁸ = 11143450169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11143450392 and 11143450401.

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 23 ways as a sum of consecutive naturals, for example, 87280 + ... + 172929.

Almost surely, 2^11143450425 is an apocalyptic number.

11143450425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11143450425 is a deficient number, since it is larger than the sum of its proper divisors (7312724455).

11143450425 is a wasteful number, since it uses less digits than its factorization.

11143450425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260793 (or 260788 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 11143450425 its reverse (52405434111), we get a palindrome (63548884536).

The spelling of 11143450425 in words is "eleven billion, one hundred forty-three million, four hundred fifty thousand, four hundred twenty-five".