1003112023 has 4 divisors (see below), whose sum is σ = 1024454880. Its totient is φ = 981769168.

The previous prime is 1003112009. The next prime is 1003112063. The reversal of 1003112023 is 3202113001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1003112023 - 2¹³ = 1003103831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003111994 and 1003112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003112003) 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 3 ways as a sum of consecutive naturals, for example, 10671358 + ... + 10671451.

It is an arithmetic number, because the mean of its divisors is an integer number (256113720).

Almost surely, 2^1003112023 is an apocalyptic number.

1003112023 is a deficient number, since it is larger than the sum of its proper divisors (21342857).

1003112023 is an equidigital number, since it uses as much as digits as its factorization.

1003112023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21342856.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1003112023 is about 31671.9437831024. The cubic root of 1003112023 is about 1001.0362667802.

Adding to 1003112023 its reverse (3202113001), we get a palindrome (4205225024).

The spelling of 1003112023 in words is "one billion, three million, one hundred twelve thousand, twenty-three".