1168829940 has 48 divisors (see below), whose sum is σ = 3276661248. Its totient is φ = 311313024.

The previous prime is 1168829929. The next prime is 1168829947. The reversal of 1168829940 is 499288611.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1168829940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168829947) 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, 40494 + ... + 63066.

It is an arithmetic number, because the mean of its divisors is an integer number (68263776).

Almost surely, 2^1168829940 is an apocalyptic number.

1168829940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1168829940 is an abundant number, since it is smaller than the sum of its proper divisors (2107831308).

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

1168829940 is a wasteful number, since it uses less digits than its factorization.

1168829940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23448 (or 23446 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 48.

The square root of 1168829940 is about 34188.1549663038. The cubic root of 1168829940 is about 1053.3768651115.

The spelling of 1168829940 in words is "one billion, one hundred sixty-eight million, eight hundred twenty-nine thousand, nine hundred forty".