124103543 has 2 divisors, whose sum is σ = 124103544. Its totient is φ = 124103542.

The previous prime is 124103537. The next prime is 124103563. The reversal of 124103543 is 345301421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124103543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124103503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62051771 + 62051772.

It is an arithmetic number, because the mean of its divisors is an integer number (62051772).

Almost surely, 2^124103543 is an apocalyptic number.

124103543 is a deficient number, since it is larger than the sum of its proper divisors (1).

124103543 is an equidigital number, since it uses as much as digits as its factorization.

124103543 is an evil number, because the sum of its binary digits is even.

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

The square root of 124103543 is about 11140.1769734596. The cubic root of 124103543 is about 498.8018551914.

Adding to 124103543 its reverse (345301421), we get a palindrome (469404964).

The spelling of 124103543 in words is "one hundred twenty-four million, one hundred three thousand, five hundred forty-three".