1003312123 has 8 divisors (see below), whose sum is σ = 1096232256. Its totient is φ = 910677000.

The previous prime is 1003312099. The next prime is 1003312129. The reversal of 1003312123 is 3212133001.

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

It is a cyclic number.

It is not a de Polignac number, because 1003312123 - 2²¹ = 1001214971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003312097 and 1003312106.

It is not an unprimeable number, because it can be changed into a prime (1003312129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63853 + ... + 77998.

It is an arithmetic number, because the mean of its divisors is an integer number (137029032).

Almost surely, 2^1003312123 is an apocalyptic number.

1003312123 is a deficient number, since it is larger than the sum of its proper divisors (92920133).

1003312123 is a wasteful number, since it uses less digits than its factorization.

1003312123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142505.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1003312123 is about 31675.1025728410. The cubic root of 1003312123 is about 1001.1028243314.

Adding to 1003312123 its reverse (3212133001), we get a palindrome (4215445124).

The spelling of 1003312123 in words is "one billion, three million, three hundred twelve thousand, one hundred twenty-three".