103430543 has 2 divisors, whose sum is σ = 103430544. Its totient is φ = 103430542.

The previous prime is 103430531. The next prime is 103430573. The reversal of 103430543 is 345034301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103430543 - 2⁴ = 103430527 is a prime.

It is a Chen prime.

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

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103430573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51715271 + 51715272.

It is an arithmetic number, because the mean of its divisors is an integer number (51715272).

Almost surely, 2^103430543 is an apocalyptic number.

103430543 is a deficient number, since it is larger than the sum of its proper divisors (1).

103430543 is an equidigital number, since it uses as much as digits as its factorization.

103430543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 103430543 is about 10170.0807764737. The cubic root of 103430543 is about 469.4070430896.

Adding to 103430543 its reverse (345034301), we get a palindrome (448464844).

The spelling of 103430543 in words is "one hundred three million, four hundred thirty thousand, five hundred forty-three".