1165327868 has 24 divisors (see below), whose sum is σ = 2063851440. Its totient is φ = 575688960.

The previous prime is 1165327861. The next prime is 1165327897. The reversal of 1165327868 is 8687235611.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1165327861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145718 + ... + 153506.

It is an arithmetic number, because the mean of its divisors is an integer number (85993810).

Almost surely, 2^1165327868 is an apocalyptic number.

It is an amenable number.

1165327868 is a deficient number, since it is larger than the sum of its proper divisors (898523572).

1165327868 is a wasteful number, since it uses less digits than its factorization.

1165327868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8237 (or 8235 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 1165327868 is about 34136.8989218412. The cubic root of 1165327868 is about 1052.3237629172.

The spelling of 1165327868 in words is "one billion, one hundred sixty-five million, three hundred twenty-seven thousand, eight hundred sixty-eight".