903313223 has 4 divisors (see below), whose sum is σ = 903383568. Its totient is φ = 903242880.

The previous prime is 903313183. The next prime is 903313249. The reversal of 903313223 is 322313309.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 903313223 - 2¹⁰ = 903312199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 903313192 and 903313201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (903913223) 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, 9818 + ... + 43623.

It is an arithmetic number, because the mean of its divisors is an integer number (225845892).

Almost surely, 2^903313223 is an apocalyptic number.

903313223 is a deficient number, since it is larger than the sum of its proper divisors (70345).

903313223 is a wasteful number, since it uses less digits than its factorization.

903313223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70344.

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 903313223 is about 30055.1696551525. The cubic root of 903313223 is about 966.6727046921.

The spelling of 903313223 in words is "nine hundred three million, three hundred thirteen thousand, two hundred twenty-three".