1120013550 has 72 divisors (see below), whose sum is σ = 3186130896. Its totient is φ = 281099520.

The previous prime is 1120013549. The next prime is 1120013593. The reversal of 1120013550 is 553100211.

1120013550 is a `hidden beast` number, since 112 + 0 + 0 + 1 + 3 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

1120013550 is a modest number, since divided by 13550 gives 11200 as remainder.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 65554 + ... + 80853.

It is an arithmetic number, because the mean of its divisors is an integer number (44251818).

Almost surely, 2^1120013550 is an apocalyptic number.

1120013550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120013550 is an abundant number, since it is smaller than the sum of its proper divisors (2066117346).

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

1120013550 is a wasteful number, since it uses less digits than its factorization.

1120013550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146442 (or 146434 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 1120013550 is about 33466.6035025964. The cubic root of 1120013550 is about 1038.5030083471.

Adding to 1120013550 its reverse (553100211), we get a palindrome (1673113761).

The spelling of 1120013550 in words is "one billion, one hundred twenty million, thirteen thousand, five hundred fifty".