43402103 has 4 divisors (see below), whose sum is σ = 44325600. Its totient is φ = 42478608.

The previous prime is 43402097. The next prime is 43402109. The reversal of 43402103 is 30120434.

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 (43402097) and next prime (43402109).

It is a cyclic number.

It is not a de Polignac number, because 43402103 - 2²⁴ = 26624887 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 (43402109) 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, 461678 + ... + 461771.

It is an arithmetic number, because the mean of its divisors is an integer number (11081400).

Almost surely, 2^43402103 is an apocalyptic number.

43402103 is a deficient number, since it is larger than the sum of its proper divisors (923497).

43402103 is an equidigital number, since it uses as much as digits as its factorization.

43402103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923496.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 43402103 is about 6588.0272464525. The cubic root of 43402103 is about 351.4284559848.

Adding to 43402103 its reverse (30120434), we get a palindrome (73522537).

The spelling of 43402103 in words is "forty-three million, four hundred two thousand, one hundred three".