1180345556 has 48 divisors (see below), whose sum is σ = 2377928448. Its totient is φ = 508358400.

The previous prime is 1180345483. The next prime is 1180345583. The reversal of 1180345556 is 6555430811.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37001 + ... + 61071.

It is an arithmetic number, because the mean of its divisors is an integer number (49540176).

Almost surely, 2^1180345556 is an apocalyptic number.

It is an amenable number.

1180345556 is an abundant number, since it is smaller than the sum of its proper divisors (1197582892).

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

1180345556 is a wasteful number, since it uses less digits than its factorization.

1180345556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24152 (or 24150 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The square root of 1180345556 is about 34356.1574684946. The cubic root of 1180345556 is about 1056.8249467619.

The spelling of 1180345556 in words is "one billion, one hundred eighty million, three hundred forty-five thousand, five hundred fifty-six".