1180442520 has 48 divisors (see below), whose sum is σ = 3836439360. Its totient is φ = 314784576.

The previous prime is 1180442519. The next prime is 1180442581. The reversal of 1180442520 is 252440811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1639144 + ... + 1639863.

It is an arithmetic number, because the mean of its divisors is an integer number (79925820).

Almost surely, 2^1180442520 is an apocalyptic number.

1180442520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1180442520 is an abundant number, since it is smaller than the sum of its proper divisors (2655996840).

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

1180442520 is a wasteful number, since it uses less digits than its factorization.

1180442520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279024 (or 3279017 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 1180442520 is about 34357.5685984908. The cubic root of 1180442520 is about 1056.8538849452.

The spelling of 1180442520 in words is "one billion, one hundred eighty million, four hundred forty-two thousand, five hundred twenty".