1165696752 has 80 divisors (see below), whose sum is σ = 3317823360. Its totient is φ = 349728000.

The previous prime is 1165696739. The next prime is 1165696771. The reversal of 1165696752 is 2576965611.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42399 + ... + 64257.

It is an arithmetic number, because the mean of its divisors is an integer number (41472792).

Almost surely, 2^1165696752 is an apocalyptic number.

1165696752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1165696752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1658911680).

1165696752 is an abundant number, since it is smaller than the sum of its proper divisors (2152126608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1165696752 is a wasteful number, since it uses less digits than its factorization.

1165696752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21982 (or 21976 counting only the distinct ones).

The product of its digits is 680400, while the sum is 48.

The square root of 1165696752 is about 34142.3015041459. The cubic root of 1165696752 is about 1052.4347887371.

It can be divided in two parts, 116569 and 6752, that added together give a palindrome (123321).

The spelling of 1165696752 in words is "one billion, one hundred sixty-five million, six hundred ninety-six thousand, seven hundred fifty-two".