43450103 has 4 divisors (see below), whose sum is σ = 44098680. Its totient is φ = 42801528.

The previous prime is 43450097. The next prime is 43450109. The reversal of 43450103 is 30105434.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (43450097) and next prime (43450109).

It is a cyclic number.

It is not a de Polignac number, because 43450103 - 2¹⁶ = 43384567 is a prime.

It is a super-2 number, since 2×43450103² = 3775822901421218, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43450109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324188 + ... + 324321.

It is an arithmetic number, because the mean of its divisors is an integer number (11024670).

Almost surely, 2^43450103 is an apocalyptic number.

43450103 is a deficient number, since it is larger than the sum of its proper divisors (648577).

43450103 is an equidigital number, since it uses as much as digits as its factorization.

43450103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648576.

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

The square root of 43450103 is about 6591.6692119675. The cubic root of 43450103 is about 351.5579608553.

Adding to 43450103 its reverse (30105434), we get a palindrome (73555537).

The spelling of 43450103 in words is "forty-three million, four hundred fifty thousand, one hundred three".