110342543 has 2 divisors, whose sum is σ = 110342544. Its totient is φ = 110342542.

The previous prime is 110342513. The next prime is 110342627. The reversal of 110342543 is 345243011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110342543 - 2²² = 106148239 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110342513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55171271 + 55171272.

It is an arithmetic number, because the mean of its divisors is an integer number (55171272).

Almost surely, 2^110342543 is an apocalyptic number.

110342543 is a deficient number, since it is larger than the sum of its proper divisors (1).

110342543 is an equidigital number, since it uses as much as digits as its factorization.

110342543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 110342543 is about 10504.4058851512. The cubic root of 110342543 is about 479.6388240769.

Adding to 110342543 its reverse (345243011), we get a palindrome (455585554).

The spelling of 110342543 in words is "one hundred ten million, three hundred forty-two thousand, five hundred forty-three".