1143200025 has 72 divisors (see below), whose sum is σ = 2251951104. Its totient is φ = 549763200.

The previous prime is 1143199991. The next prime is 1143200057. The reversal of 1143200025 is 5200023411.

It is not a de Polignac number, because 1143200025 - 2⁸ = 1143199769 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143199980 and 1143200007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 312507 + ... + 316143.

Almost surely, 2^1143200025 is an apocalyptic number.

1143200025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1143200025 is a deficient number, since it is larger than the sum of its proper divisors (1108751079).

1143200025 is a wasteful number, since it uses less digits than its factorization.

1143200025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3791 (or 3783 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1143200025 is about 33811.2411041062. The cubic root of 1143200025 is about 1045.6204659097.

Adding to 1143200025 its reverse (5200023411), we get a palindrome (6343223436).

The spelling of 1143200025 in words is "one billion, one hundred forty-three million, two hundred thousand, twenty-five".