1143113325 has 24 divisors (see below), whose sum is σ = 1891099200. Its totient is φ = 609288960.

The previous prime is 1143113297. The next prime is 1143113327. The reversal of 1143113325 is 5233113411.

It is not a de Polignac number, because 1143113325 - 2¹² = 1143109229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143113295 and 1143113304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143113327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156096 + ... + 163254.

It is an arithmetic number, because the mean of its divisors is an integer number (78795800).

Almost surely, 2^1143113325 is an apocalyptic number.

1143113325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1143113325 is a deficient number, since it is larger than the sum of its proper divisors (747985875).

1143113325 is a wasteful number, since it uses less digits than its factorization.

1143113325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9301 (or 9296 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 1143113325 is about 33809.9589618207. The cubic root of 1143113325 is about 1045.5940320445.

Adding to 1143113325 its reverse (5233113411), we get a palindrome (6376226736).

The spelling of 1143113325 in words is "one billion, one hundred forty-three million, one hundred thirteen thousand, three hundred twenty-five".