1120182820 has 24 divisors (see below), whose sum is σ = 2353458744. Its totient is φ = 447868416.

The previous prime is 1120182793. The next prime is 1120182821. The reversal of 1120182820 is 282810211.

It can be written as a sum of positive squares in 4 ways, for example, as 92467456 + 1027715364 = 9616^2 + 32058^2 .

It is not an unprimeable number, because it can be changed into a prime (1120182821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36754 + ... + 59926.

It is an arithmetic number, because the mean of its divisors is an integer number (98060781).

Almost surely, 2^1120182820 is an apocalyptic number.

1120182820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120182820 is an abundant number, since it is smaller than the sum of its proper divisors (1233275924).

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

1120182820 is a wasteful number, since it uses less digits than its factorization.

1120182820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25599 (or 25597 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 25.

The square root of 1120182820 is about 33469.1323460887. The cubic root of 1120182820 is about 1038.5553227586. Note that the first 3 decimals are identical.

The spelling of 1120182820 in words is "one billion, one hundred twenty million, one hundred eighty-two thousand, eight hundred twenty".