1121313004 has 12 divisors (see below), whose sum is σ = 2242626064. Its totient is φ = 480562704.

The previous prime is 1121313001. The next prime is 1121313007. The reversal of 1121313004 is 4003131211.

It is an interprime number because it is at equal distance from previous prime (1121313001) and next prime (1121313007).

1121313004 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1121313001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20023419 + ... + 20023474.

Almost surely, 2^1121313004 is an apocalyptic number.

1121313004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1121313004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1121313004 is a wasteful number, since it uses less digits than its factorization.

1121313004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40046904 (or 40046902 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1121313004 is about 33486.0120647413. The cubic root of 1121313004 is about 1038.9044812659.

Adding to 1121313004 its reverse (4003131211), we get a palindrome (5124444215).

The spelling of 1121313004 in words is "one billion, one hundred twenty-one million, three hundred thirteen thousand, four".