43748013103 has 2 divisors, whose sum is σ = 43748013104. Its totient is φ = 43748013102.

The previous prime is 43748013059. The next prime is 43748013107. The reversal of 43748013103 is 30131084734.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43748013103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43748013107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21874006551 + 21874006552.

It is an arithmetic number, because the mean of its divisors is an integer number (21874006552).

Almost surely, 2^43748013103 is an apocalyptic number.

43748013103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43748013103 is an equidigital number, since it uses as much as digits as its factorization.

43748013103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

Adding to 43748013103 its reverse (30131084734), we get a palindrome (73879097837).

The spelling of 43748013103 in words is "forty-three billion, seven hundred forty-eight million, thirteen thousand, one hundred three".