10403743 has 4 divisors (see below), whose sum is σ = 11890000. Its totient is φ = 8917488.

The previous prime is 10403737. The next prime is 10403753. The reversal of 10403743 is 34730401.

It is a happy number.

10403743 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34730401 = 139 ⋅249859.

It is a cyclic number.

It is not a de Polignac number, because 10403743 - 2⁹ = 10403231 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 (10403753) 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, 743118 + ... + 743131.

It is an arithmetic number, because the mean of its divisors is an integer number (2972500).

Almost surely, 2^10403743 is an apocalyptic number.

10403743 is a deficient number, since it is larger than the sum of its proper divisors (1486257).

10403743 is an equidigital number, since it uses as much as digits as its factorization.

10403743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486256.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 10403743 is about 3225.4833746277. The cubic root of 10403743 is about 218.3047599044.

The spelling of 10403743 in words is "ten million, four hundred three thousand, seven hundred forty-three".