1121367275 has 48 divisors (see below), whose sum is σ = 1641204480. Its totient is φ = 744163200.

The previous prime is 1121367241. The next prime is 1121367281. The reversal of 1121367275 is 5727631211.

It is not a de Polignac number, because 1121367275 - 2⁸ = 1121367019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

1121367275 is a Rhonda number in base 10.

Its product of digits (17640) is a multiple of the sum of its prime factors (1764).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 690965 + ... + 692585.

It is an arithmetic number, because the mean of its divisors is an integer number (34191760).

Almost surely, 2^1121367275 is an apocalyptic number.

1121367275 is a deficient number, since it is larger than the sum of its proper divisors (519837205).

1121367275 is a wasteful number, since it uses less digits than its factorization.

1121367275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1764 (or 1759 counting only the distinct ones).

The product of its digits is 17640, while the sum is 35.

The square root of 1121367275 is about 33486.8224082250. The cubic root of 1121367275 is about 1038.9212418181.

Adding to 1121367275 its reverse (5727631211), we get a palindrome (6848998486).

The spelling of 1121367275 in words is "one billion, one hundred twenty-one million, three hundred sixty-seven thousand, two hundred seventy-five".