1165443052252 has 24 divisors (see below), whose sum is σ = 2047658104800. Its totient is φ = 580398698496.

The previous prime is 1165443052223. The next prime is 1165443052321. The reversal of 1165443052252 is 2522503445611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5759124 + ... + 5958052.

It is an arithmetic number, because the mean of its divisors is an integer number (85319087700).

Almost surely, 2^{1165443052252} is an apocalyptic number.

It is an amenable number.

1165443052252 is a deficient number, since it is larger than the sum of its proper divisors (882215052548).

1165443052252 is a wasteful number, since it uses less digits than its factorization.

1165443052252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204765 (or 204763 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 1165443052252 its reverse (2522503445611), we get a palindrome (3687946497863).

The spelling of 1165443052252 in words is "one trillion, one hundred sixty-five billion, four hundred forty-three million, fifty-two thousand, two hundred fifty-two".