1121124003 has 8 divisors (see below), whose sum is σ = 1501248528. Its totient is φ = 744207744.

The previous prime is 1121123989. The next prime is 1121124023. The reversal of 1121124003 is 3004211211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1121124003 - 2⁴ = 1121123987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121124023) 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, 801250 + ... + 802647.

It is an arithmetic number, because the mean of its divisors is an integer number (187656066).

Almost surely, 2^1121124003 is an apocalyptic number.

1121124003 is a deficient number, since it is larger than the sum of its proper divisors (380124525).

1121124003 is a wasteful number, since it uses less digits than its factorization.

1121124003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1604133.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1121124003 is about 33483.1898570014. The cubic root of 1121124003 is about 1038.8461077287.

Adding to 1121124003 its reverse (3004211211), we get a palindrome (4125335214).

The spelling of 1121124003 in words is "one billion, one hundred twenty-one million, one hundred twenty-four thousand, three".