1165052135 has 16 divisors (see below), whose sum is σ = 1526817600. Its totient is φ = 848225280.

The previous prime is 1165052131. The next prime is 1165052149. The reversal of 1165052135 is 5312505611.

It is not a de Polignac number, because 1165052135 - 2² = 1165052131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1165052098 and 1165052107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165052131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121610 + ... + 130839.

It is an arithmetic number, because the mean of its divisors is an integer number (95426100).

Almost surely, 2^1165052135 is an apocalyptic number.

1165052135 is a deficient number, since it is larger than the sum of its proper divisors (361765465).

1165052135 is a wasteful number, since it uses less digits than its factorization.

1165052135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252538.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1165052135 is about 34132.8600471745. The cubic root of 1165052135 is about 1052.2407581582.

Adding to 1165052135 its reverse (5312505611), we get a palindrome (6477557746).

The spelling of 1165052135 in words is "one billion, one hundred sixty-five million, fifty-two thousand, one hundred thirty-five".