1182081852 has 36 divisors (see below), whose sum is σ = 3414903856. Its totient is φ = 337737600.

The previous prime is 1182081829. The next prime is 1182081853. The reversal of 1182081852 is 2581802811.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1182081853) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2345149 + ... + 2345652.

Almost surely, 2^1182081852 is an apocalyptic number.

1182081852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1182081852 is an abundant number, since it is smaller than the sum of its proper divisors (2232822004).

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

1182081852 is a wasteful number, since it uses less digits than its factorization.

1182081852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4690818 (or 4690813 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 36.

The square root of 1182081852 is about 34381.4172482753. The cubic root of 1182081852 is about 1057.3428916712.

The spelling of 1182081852 in words is "one billion, one hundred eighty-two million, eighty-one thousand, eight hundred fifty-two".