10503443 has 2 divisors, whose sum is σ = 10503444. Its totient is φ = 10503442.

The previous prime is 10503439. The next prime is 10503461. The reversal of 10503443 is 34430501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10503443 - 2² = 10503439 is a prime.

It is a super-2 number, since 2×10503443² = 220644629708498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10503413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5251721 + 5251722.

It is an arithmetic number, because the mean of its divisors is an integer number (5251722).

Almost surely, 2^10503443 is an apocalyptic number.

10503443 is a deficient number, since it is larger than the sum of its proper divisors (1).

10503443 is an equidigital number, since it uses as much as digits as its factorization.

10503443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 10503443 is about 3240.9015720938. The cubic root of 10503443 is about 218.9998887985. Note that the first 3 decimals are identical.

Adding to 10503443 its reverse (34430501), we get a palindrome (44933944).

The spelling of 10503443 in words is "ten million, five hundred three thousand, four hundred forty-three".