1180299456 has 504 divisors, whose sum is σ = 4336450560. Its totient is φ = 304819200.

The previous prime is 1180299451. The next prime is 1180299469. The reversal of 1180299456 is 6549920811.

It is a tau number, because it is divible by the number of its divisors (504).

It is not an unprimeable number, because it can be changed into a prime (1180299451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 16623901 + ... + 16623971.

Almost surely, 2^1180299456 is an apocalyptic number.

1180299456 is a gapful number since it is divisible by the number (16) 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 1180299456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2168225280).

1180299456 is an abundant number, since it is smaller than the sum of its proper divisors (3156151104).

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

1180299456 is a wasteful number, since it uses less digits than its factorization.

1180299456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The square root of 1180299456 is about 34355.4865487305. The cubic root of 1180299456 is about 1056.8111880045.

The spelling of 1180299456 in words is "one billion, one hundred eighty million, two hundred ninety-nine thousand, four hundred fifty-six".