10340723 has 4 divisors (see below), whose sum is σ = 10620240. Its totient is φ = 10061208.

The previous prime is 10340717. The next prime is 10340741. The reversal of 10340723 is 32704301.

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 10340723 - 2²⁰ = 9292147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10340695 and 10340704.

It is not an unprimeable number, because it can be changed into a prime (10340783) 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, 139703 + ... + 139776.

It is an arithmetic number, because the mean of its divisors is an integer number (2655060).

Almost surely, 2^10340723 is an apocalyptic number.

10340723 is a deficient number, since it is larger than the sum of its proper divisors (279517).

10340723 is an equidigital number, since it uses as much as digits as its factorization.

10340723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279516.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 10340723 is about 3215.6994573498. The cubic root of 10340723 is about 217.8630778946.

The spelling of 10340723 in words is "ten million, three hundred forty thousand, seven hundred twenty-three".