2312003 has 4 divisors (see below), whose sum is σ = 2315328. Its totient is φ = 2308680.

The previous prime is 2311993. The next prime is 2312021. The reversal of 2312003 is 3002132.

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 2312003 - 2⁸ = 2311747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312203) 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, 176 + ... + 2157.

It is an arithmetic number, because the mean of its divisors is an integer number (578832).

2^2312003 is an apocalyptic number.

2312003 is a deficient number, since it is larger than the sum of its proper divisors (3325).

2312003 is an equidigital number, since it uses as much as digits as its factorization.

2312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 2312003 is about 1520.5272112001. The cubic root of 2312003 is about 132.2298375619.

Adding to 2312003 its reverse (3002132), we get a palindrome (5314135).

The spelling of 2312003 in words is "two million, three hundred twelve thousand, three".