1168741440 has 112 divisors (see below), whose sum is σ = 4123090560. Its totient is φ = 311662080.

The previous prime is 1168741423. The next prime is 1168741451. The reversal of 1168741440 is 441478611.

It is a super-3 number, since 3×1168741440³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1168741395 and 1168741404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58996 + ... + 76275.

Almost surely, 2^1168741440 is an apocalyptic number.

1168741440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1168741440 is an abundant number, since it is smaller than the sum of its proper divisors (2954349120).

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

1168741440 is a wasteful number, since it uses less digits than its factorization.

1168741440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135297 (or 135281 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 1168741440 is about 34186.8606338751. The cubic root of 1168741440 is about 1053.3502783508.

The spelling of 1168741440 in words is "one billion, one hundred sixty-eight million, seven hundred forty-one thousand, four hundred forty".