1143302025 has 24 divisors (see below), whose sum is σ = 1930483584. Its totient is φ = 596785600.

The previous prime is 1143302011. The next prime is 1143302047. The reversal of 1143302025 is 5202033411.

It is not a de Polignac number, because 1143302025 - 2⁵ = 1143301993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143301992 and 1143302010.

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 23 ways as a sum of consecutive naturals, for example, 158646 + ... + 165695.

It is an arithmetic number, because the mean of its divisors is an integer number (80436816).

Almost surely, 2^1143302025 is an apocalyptic number.

1143302025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1143302025 is a deficient number, since it is larger than the sum of its proper divisors (787181559).

1143302025 is a wasteful number, since it uses less digits than its factorization.

1143302025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324401 (or 324396 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1143302025 is about 33812.7494445512. The cubic root of 1143302025 is about 1045.6515628637.

Adding to 1143302025 its reverse (5202033411), we get a palindrome (6345335436).

The spelling of 1143302025 in words is "one billion, one hundred forty-three million, three hundred two thousand, twenty-five".