10240903 has 4 divisors (see below), whose sum is σ = 10252728. Its totient is φ = 10229080.

The previous prime is 10240889. The next prime is 10240907. The reversal of 10240903 is 30904201.

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 10240903 - 2⁵ = 10240871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10240907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4501 + ... + 6382.

It is an arithmetic number, because the mean of its divisors is an integer number (2563182).

Almost surely, 2^10240903 is an apocalyptic number.

10240903 is a deficient number, since it is larger than the sum of its proper divisors (11825).

10240903 is an equidigital number, since it uses as much as digits as its factorization.

10240903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11824.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 10240903 is about 3200.1410906396. The cubic root of 10240903 is about 217.1597922626.

The spelling of 10240903 in words is "ten million, two hundred forty thousand, nine hundred three".