1121313246 has 16 divisors (see below), whose sum is σ = 2319958800. Its totient is φ = 360882368.

The previous prime is 1121313229. The next prime is 1121313247. The reversal of 1121313246 is 6423131211.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121313247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3221991 + ... + 3222338.

It is an arithmetic number, because the mean of its divisors is an integer number (144997425).

Almost surely, 2^1121313246 is an apocalyptic number.

1121313246 is an abundant number, since it is smaller than the sum of its proper divisors (1198645554).

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

1121313246 is a wasteful number, since it uses less digits than its factorization.

1121313246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6444363.

The product of its digits is 864, while the sum is 24.

The square root of 1121313246 is about 33486.0156781902. The cubic root of 1121313246 is about 1038.9045560041.

Adding to 1121313246 its reverse (6423131211), we get a palindrome (7544444457).

The spelling of 1121313246 in words is "one billion, one hundred twenty-one million, three hundred thirteen thousand, two hundred forty-six".