10503923 has 2 divisors, whose sum is σ = 10503924. Its totient is φ = 10503922.

The previous prime is 10503917. The next prime is 10503931. The reversal of 10503923 is 32930501.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10503923 - 2⁶ = 10503859 is a prime.

It is a super-2 number, since 2×10503923² = 220664796779858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10503023) 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 as a sum of consecutive naturals, namely, 5251961 + 5251962.

It is an arithmetic number, because the mean of its divisors is an integer number (5251962).

Almost surely, 2^10503923 is an apocalyptic number.

10503923 is a deficient number, since it is larger than the sum of its proper divisors (1).

10503923 is an equidigital number, since it uses as much as digits as its factorization.

10503923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 10503923 is about 3240.9756247155. The cubic root of 10503923 is about 219.0032247949.

The spelling of 10503923 in words is "ten million, five hundred three thousand, nine hundred twenty-three".