1121130075 has 48 divisors (see below), whose sum is σ = 2002371840. Its totient is φ = 550231680.

The previous prime is 1121130019. The next prime is 1121130079. The reversal of 1121130075 is 5700311211.

It is a happy number.

It is not a de Polignac number, because 1121130075 - 2¹⁷ = 1120999003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121130079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 348424 + ... + 351626.

It is an arithmetic number, because the mean of its divisors is an integer number (41716080).

Almost surely, 2^1121130075 is an apocalyptic number.

1121130075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121130075 is a deficient number, since it is larger than the sum of its proper divisors (881241765).

1121130075 is a wasteful number, since it uses less digits than its factorization.

1121130075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588 (or 3583 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 1121130075 is about 33483.2805292432. The cubic root of 1121130075 is about 1038.8479831865.

Adding to 1121130075 its reverse (5700311211), we get a palindrome (6821441286).

The spelling of 1121130075 in words is "one billion, one hundred twenty-one million, one hundred thirty thousand, seventy-five".