1168854520 has 32 divisors (see below), whose sum is σ = 2631142800. Its totient is φ = 467324928.

The previous prime is 1168854497. The next prime is 1168854523. The reversal of 1168854520 is 254588611.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168854523) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 102127 + ... + 112993.

Almost surely, 2^1168854520 is an apocalyptic number.

1168854520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1168854520 is an abundant number, since it is smaller than the sum of its proper divisors (1462288280).

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

1168854520 is a wasteful number, since it uses less digits than its factorization.

1168854520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567 (or 13563 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

The square root of 1168854520 is about 34188.5144456439. The cubic root of 1168854520 is about 1053.3842490833.

The spelling of 1168854520 in words is "one billion, one hundred sixty-eight million, eight hundred fifty-four thousand, five hundred twenty".